From 43ea064dee22689e4ab9470ceb4f366d88c19b65 Mon Sep 17 00:00:00 2001
From: slack-ruby-ci-bot <noreply@github.com>
Date: Mon, 5 Oct 2026 23:24:21 +0000
Subject: [PATCH] Update API from slack-api-ref@85988b6 (2026-10-05)

- Add admin.usergroups.addUsers, admin.usergroups.removeUsers, admin.usergroups.create, admin.usergroups.fetch, admin.usergroups.update, and admin.usergroups.uploadUsers methods
- Add canvases.getContent method to fetch canvas content as markdown or HTML
- Add new Slack API error codes to Errors
---
 CHANGELOG.md                                  |  3 +
 bin/commands/admin_conversations.rb           |  4 +-
 bin/commands/admin_usergroups.rb              | 64 +++++++++++++
 bin/commands/canvases.rb                      | 10 ++
 .../web/api/endpoints/admin_conversations.rb  |  2 +-
 .../web/api/endpoints/admin_usergroups.rb     | 96 +++++++++++++++++++
 lib/slack/web/api/endpoints/canvases.rb       | 14 +++
 lib/slack/web/api/errors.rb                   | 18 ++++
 lib/slack/web/api/slack-api-ref               |  2 +-
 .../api/endpoints/admin_usergroups_spec.rb    | 44 +++++++++
 spec/slack/web/api/endpoints/canvases_spec.rb |  5 +
 .../api/endpoints/slackLists_items_spec.rb    |  2 +-
 12 files changed, 259 insertions(+), 5 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 38f5298f..fe637f2a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,6 +28,9 @@
 * [#600](https://github.com/slack-ruby/slack-ruby-client/pull/600): Add include_list argument to slackLists.items.list - [@slack-ruby-ci-bot](https://github.com/apps/slack-ruby-ci-bot).
 * [#600](https://github.com/slack-ruby/slack-ruby-client/pull/600): Update chat.startStream and chat.stopStream chunks argument documentation to mention markdown text, task update, plan update, and blocks chunk objects - [@slack-ruby-ci-bot](https://github.com/apps/slack-ruby-ci-bot).
 * [#600](https://github.com/slack-ruby/slack-ruby-client/pull/600): Add new error codes including AgentPromptDisplayNotAllowed, ChannelRestrictionRequiresAppAccess, ChannelRestrictionsNotAvailable, RotationNotFound, TokenTooLong, TooManyChannels, UserIsExternalGuest, and UserNotAuthenticated - [@slack-ruby-ci-bot](https://github.com/apps/slack-ruby-ci-bot).
+* [#608](https://github.com/slack-ruby/slack-ruby-client/pull/608): Add admin.usergroups.addUsers, admin.usergroups.removeUsers, admin.usergroups.create, admin.usergroups.fetch, admin.usergroups.update, and admin.usergroups.uploadUsers methods - [@slack-ruby-ci-bot](https://github.com/apps/slack-ruby-ci-bot).
+* [#608](https://github.com/slack-ruby/slack-ruby-client/pull/608): Add canvases.getContent method to fetch canvas content as markdown or HTML - [@slack-ruby-ci-bot](https://github.com/apps/slack-ruby-ci-bot).
+* [#608](https://github.com/slack-ruby/slack-ruby-client/pull/608): Add new Slack API error codes to Errors - [@slack-ruby-ci-bot](https://github.com/apps/slack-ruby-ci-bot).
 * Your contribution here.
 
 ### 3.2.0 (2026/07/05)
diff --git a/bin/commands/admin_conversations.rb b/bin/commands/admin_conversations.rb
index 7317a816..ea2dfcef 100644
--- a/bin/commands/admin_conversations.rb
+++ b/bin/commands/admin_conversations.rb
@@ -43,8 +43,8 @@ class App
           end
         end
 
-        g.desc 'Exclude channels from Slack AI in bulk'
-        g.long_desc %( Exclude channels from Slack AI in bulk )
+        g.desc 'Exclude channels from Slack AI in bulk.'
+        g.long_desc %( Exclude channels from Slack AI in bulk. )
         g.command 'bulkSetExcludeFromSlackAi' do |c|
           c.flag 'channel_ids', desc: 'An array of channel IDs to exclude from Slack AI.'
           c.flag 'exclude', desc: 'Whether the channels should be excluded from Slack AI.'
diff --git a/bin/commands/admin_usergroups.rb b/bin/commands/admin_usergroups.rb
index 1d30536d..ab34890e 100644
--- a/bin/commands/admin_usergroups.rb
+++ b/bin/commands/admin_usergroups.rb
@@ -28,6 +28,37 @@ class App
           end
         end
 
+        g.desc 'Add members to an existing organizational usergroup. This method is only available to Enterprise Grid organizations.'
+        g.long_desc %( Add members to an existing organizational usergroup. This method is only available to Enterprise Grid organizations. )
+        g.command 'addUsers' do |c|
+          c.flag 'id', desc: 'ID of the usergroup to add users to.'
+          c.flag 'users', desc: 'The encoded user IDs to add to the usergroup, provided as a JSON array or a comma-separated string.'
+          c.action do |_global_options, options, _args|
+            puts JSON.dump(@client.admin_usergroups_addUsers(options))
+          end
+        end
+
+        g.desc 'Create a new organizational usergroup. This method is only available to Enterprise Grid organizations.'
+        g.long_desc %( Create a new organizational usergroup. This method is only available to Enterprise Grid organizations. )
+        g.command 'create' do |c|
+          c.flag 'name', desc: 'Unique name for the usergroup.'
+          c.flag 'handle', desc: 'Optional handle used to mention the usergroup in channel, must be unique.'
+          c.flag 'purpose', desc: 'Optional purpose that describes what the usergroup is about.'
+          c.flag 'is_visible', desc: 'Configure whether or not this usergroup should be visible in the client.'
+          c.action do |_global_options, options, _args|
+            puts JSON.dump(@client.admin_usergroups_create(options))
+          end
+        end
+
+        g.desc 'Fetch an organizational usergroup.'
+        g.long_desc %( Fetch an organizational usergroup. )
+        g.command 'fetch' do |c|
+          c.flag 'id', desc: 'ID of the usergroup to fetch.'
+          c.action do |_global_options, options, _args|
+            puts JSON.dump(@client.admin_usergroups_fetch(options))
+          end
+        end
+
         g.desc 'List the channels linked to an org-level IDP group (user group).'
         g.long_desc %( List the channels linked to an org-level IDP group (user group). )
         g.command 'listChannels' do |c|
@@ -58,6 +89,39 @@ class App
             puts JSON.dump(@client.admin_usergroups_removeTeams(options))
           end
         end
+
+        g.desc 'Remove members from an existing organizational usergroup. This method is only available to Enterprise Grid organizations.'
+        g.long_desc %( Remove members from an existing organizational usergroup. This method is only available to Enterprise Grid organizations. )
+        g.command 'removeUsers' do |c|
+          c.flag 'id', desc: 'ID of the usergroup to remove users from.'
+          c.flag 'users', desc: 'The encoded user IDs to remove from the usergroup, provided as a JSON array or a comma-separated string.'
+          c.action do |_global_options, options, _args|
+            puts JSON.dump(@client.admin_usergroups_removeUsers(options))
+          end
+        end
+
+        g.desc 'Update one or more properties of an existing organizational usergroup.'
+        g.long_desc %( Update one or more properties of an existing organizational usergroup. )
+        g.command 'update' do |c|
+          c.flag 'id', desc: 'ID of the usergroup to update.'
+          c.flag 'name', desc: 'The name of the group.'
+          c.flag 'handle', desc: 'The handle used for mentioning the group in a channel, must be unique.'
+          c.flag 'description', desc: "The usergroup's purpose or description."
+          c.flag 'is_visible', desc: 'Configure whether or not this usergroup should be visible in the client.'
+          c.action do |_global_options, options, _args|
+            puts JSON.dump(@client.admin_usergroups_update(options))
+          end
+        end
+
+        g.desc 'Add members to an existing organizational usergroup in bulk via CSV upload. This method is only available to Enterprise Grid organizations.'
+        g.long_desc %( Add members to an existing organizational usergroup in bulk via CSV upload. This method is only available to Enterprise Grid organizations. )
+        g.command 'uploadUsers' do |c|
+          c.flag 'id', desc: 'ID of the usergroup to upload users to.'
+          c.flag 'file', desc: 'Csv of users to upload in format member id, email.'
+          c.action do |_global_options, options, _args|
+            puts JSON.dump(@client.admin_usergroups_uploadUsers(options))
+          end
+        end
       end
     end
   end
diff --git a/bin/commands/canvases.rb b/bin/commands/canvases.rb
index b863fc16..5de0c767 100644
--- a/bin/commands/canvases.rb
+++ b/bin/commands/canvases.rb
@@ -35,6 +35,16 @@ class App
             puts JSON.dump(@client.canvases_edit(options))
           end
         end
+
+        g.desc 'Get the content of a canvas as markdown (default) or HTML.'
+        g.long_desc %( Get the content of a canvas as markdown (default) or HTML. )
+        g.command 'getContent' do |c|
+          c.flag 'canvas_id', desc: 'Encoded ID of the canvas.'
+          c.flag 'content_type', desc: 'Format in which to return the canvas content. Defaults to markdown.'
+          c.action do |_global_options, options, _args|
+            puts JSON.dump(@client.canvases_getContent(options))
+          end
+        end
       end
     end
   end
diff --git a/lib/slack/web/api/endpoints/admin_conversations.rb b/lib/slack/web/api/endpoints/admin_conversations.rb
index 1f15963d..1424ef7a 100644
--- a/lib/slack/web/api/endpoints/admin_conversations.rb
+++ b/lib/slack/web/api/endpoints/admin_conversations.rb
@@ -58,7 +58,7 @@ def admin_conversations_bulkMove(options = {})
           end
 
           #
-          # Exclude channels from Slack AI in bulk
+          # Exclude channels from Slack AI in bulk.
           #
           # @option options [array] :channel_ids
           #   An array of channel IDs to exclude from Slack AI.
diff --git a/lib/slack/web/api/endpoints/admin_usergroups.rb b/lib/slack/web/api/endpoints/admin_usergroups.rb
index ce66fd90..e6a3def9 100644
--- a/lib/slack/web/api/endpoints/admin_usergroups.rb
+++ b/lib/slack/web/api/endpoints/admin_usergroups.rb
@@ -40,6 +40,52 @@ def admin_usergroups_addTeams(options = {})
             post('admin.usergroups.addTeams', options)
           end
 
+          #
+          # Add members to an existing organizational usergroup. This method is only available to Enterprise Grid organizations.
+          #
+          # @option options [string] :id
+          #   ID of the usergroup to add users to.
+          # @option options [array] :users
+          #   The encoded user IDs to add to the usergroup, provided as a JSON array or a comma-separated string.
+          # @see https://api.slack.com/methods/admin.usergroups.addUsers
+          # @see https://github.com/slack-ruby/slack-api-ref/blob/master/methods/admin.usergroups/admin.usergroups.addUsers.json
+          def admin_usergroups_addUsers(options = {})
+            raise ArgumentError, 'Required arguments :id missing' if options[:id].nil?
+            raise ArgumentError, 'Required arguments :users missing' if options[:users].nil?
+            options = encode_options_as_json(options, %i[users])
+            post('admin.usergroups.addUsers', options)
+          end
+
+          #
+          # Create a new organizational usergroup. This method is only available to Enterprise Grid organizations.
+          #
+          # @option options [string] :name
+          #   Unique name for the usergroup.
+          # @option options [string] :handle
+          #   Optional handle used to mention the usergroup in channel, must be unique.
+          # @option options [string] :purpose
+          #   Optional purpose that describes what the usergroup is about.
+          # @option options [boolean] :is_visible
+          #   Configure whether or not this usergroup should be visible in the client.
+          # @see https://api.slack.com/methods/admin.usergroups.create
+          # @see https://github.com/slack-ruby/slack-api-ref/blob/master/methods/admin.usergroups/admin.usergroups.create.json
+          def admin_usergroups_create(options = {})
+            raise ArgumentError, 'Required arguments :name missing' if options[:name].nil?
+            post('admin.usergroups.create', options)
+          end
+
+          #
+          # Fetch an organizational usergroup.
+          #
+          # @option options [string] :id
+          #   ID of the usergroup to fetch.
+          # @see https://api.slack.com/methods/admin.usergroups.fetch
+          # @see https://github.com/slack-ruby/slack-api-ref/blob/master/methods/admin.usergroups/admin.usergroups.fetch.json
+          def admin_usergroups_fetch(options = {})
+            raise ArgumentError, 'Required arguments :id missing' if options[:id].nil?
+            post('admin.usergroups.fetch', options)
+          end
+
           #
           # List the channels linked to an org-level IDP group (user group).
           #
@@ -85,6 +131,56 @@ def admin_usergroups_removeTeams(options = {})
             raise ArgumentError, 'Required arguments :team_ids missing' if options[:team_ids].nil?
             post('admin.usergroups.removeTeams', options)
           end
+
+          #
+          # Remove members from an existing organizational usergroup. This method is only available to Enterprise Grid organizations.
+          #
+          # @option options [string] :id
+          #   ID of the usergroup to remove users from.
+          # @option options [array] :users
+          #   The encoded user IDs to remove from the usergroup, provided as a JSON array or a comma-separated string.
+          # @see https://api.slack.com/methods/admin.usergroups.removeUsers
+          # @see https://github.com/slack-ruby/slack-api-ref/blob/master/methods/admin.usergroups/admin.usergroups.removeUsers.json
+          def admin_usergroups_removeUsers(options = {})
+            raise ArgumentError, 'Required arguments :id missing' if options[:id].nil?
+            raise ArgumentError, 'Required arguments :users missing' if options[:users].nil?
+            options = encode_options_as_json(options, %i[users])
+            post('admin.usergroups.removeUsers', options)
+          end
+
+          #
+          # Update one or more properties of an existing organizational usergroup.
+          #
+          # @option options [string] :id
+          #   ID of the usergroup to update.
+          # @option options [string] :name
+          #   The name of the group.
+          # @option options [string] :handle
+          #   The handle used for mentioning the group in a channel, must be unique.
+          # @option options [string] :description
+          #   The usergroup's purpose or description.
+          # @option options [boolean] :is_visible
+          #   Configure whether or not this usergroup should be visible in the client.
+          # @see https://api.slack.com/methods/admin.usergroups.update
+          # @see https://github.com/slack-ruby/slack-api-ref/blob/master/methods/admin.usergroups/admin.usergroups.update.json
+          def admin_usergroups_update(options = {})
+            raise ArgumentError, 'Required arguments :id missing' if options[:id].nil?
+            post('admin.usergroups.update', options)
+          end
+
+          #
+          # Add members to an existing organizational usergroup in bulk via CSV upload. This method is only available to Enterprise Grid organizations.
+          #
+          # @option options [string] :id
+          #   ID of the usergroup to upload users to.
+          # @option options [file] :file
+          #   Csv of users to upload in format member id, email.
+          # @see https://api.slack.com/methods/admin.usergroups.uploadUsers
+          # @see https://github.com/slack-ruby/slack-api-ref/blob/master/methods/admin.usergroups/admin.usergroups.uploadUsers.json
+          def admin_usergroups_uploadUsers(options = {})
+            raise ArgumentError, 'Required arguments :id missing' if options[:id].nil?
+            post('admin.usergroups.uploadUsers', options)
+          end
         end
       end
     end
diff --git a/lib/slack/web/api/endpoints/canvases.rb b/lib/slack/web/api/endpoints/canvases.rb
index cdbb65e2..b67bed2a 100644
--- a/lib/slack/web/api/endpoints/canvases.rb
+++ b/lib/slack/web/api/endpoints/canvases.rb
@@ -47,6 +47,20 @@ def canvases_edit(options = {})
             raise ArgumentError, 'Required arguments :changes missing' if options[:changes].nil?
             post('canvases.edit', options)
           end
+
+          #
+          # Get the content of a canvas as markdown (default) or HTML.
+          #
+          # @option options [Object] :canvas_id
+          #   Encoded ID of the canvas.
+          # @option options [enum] :content_type
+          #   Format in which to return the canvas content. Defaults to markdown.
+          # @see https://api.slack.com/methods/canvases.getContent
+          # @see https://github.com/slack-ruby/slack-api-ref/blob/master/methods/canvases/canvases.getContent.json
+          def canvases_getContent(options = {})
+            raise ArgumentError, 'Required arguments :canvas_id missing' if options[:canvas_id].nil?
+            post('canvases.getContent', options)
+          end
         end
       end
     end
diff --git a/lib/slack/web/api/errors.rb b/lib/slack/web/api/errors.rb
index d20147b9..12209dae 100644
--- a/lib/slack/web/api/errors.rb
+++ b/lib/slack/web/api/errors.rb
@@ -5,6 +5,7 @@ module Slack
   module Web
     module Api
       module Errors
+        class AccepterEmailNotVerified < SlackError; end
         class AccessDenied < SlackError; end
         class AccessTokenExchangeFailed < SlackError; end
         class Accesslimited < SlackError; end
@@ -95,6 +96,7 @@ class CannotInstallAnOrgInstalledApp < SlackError; end
         class CannotInvalidatePrimaryOwner < SlackError; end
         class CannotKickHomeTeam < SlackError; end
         class CannotKickTeam < SlackError; end
+        class CannotModifyPrefAfterCreation < SlackError; end
         class CannotModifyPrimaryOwner < SlackError; end
         class CannotModifyRoleAdmin < SlackError; end
         class CannotMoveLocalChannel < SlackError; end
@@ -424,6 +426,7 @@ class InvalidRecipientTeam < SlackError; end
         class InvalidRefreshToken < SlackError; end
         class InvalidRequest < SlackError; end
         class InvalidRequestId < SlackError; end
+        class InvalidResource < SlackError; end
         class InvalidRestrictedSubjects < SlackError; end
         class InvalidRoleForUser < SlackError; end
         class InvalidRoleId < SlackError; end
@@ -463,6 +466,7 @@ class InvalidUrl < SlackError; end
         class InvalidUser < SlackError; end
         class InvalidUserCombination < SlackError; end
         class InvalidUserId < SlackError; end
+        class InvalidUsergroup < SlackError; end
         class InvalidUsers < SlackError; end
         class InvalidValue < SlackError; end
         class InvalidView < SlackError; end
@@ -508,6 +512,7 @@ class MarkdownTextOrChunksRequired < SlackError; end
         class MarkdownTextRequired < SlackError; end
         class MaxFileSharingExceeded < SlackError; end
         class MemberAnalyticsDisabled < SlackError; end
+        class MemberCountWouldExceedVisibleLimit < SlackError; end
         class MemberLimitExceeded < SlackError; end
         class MessageLimitExceeded < SlackError; end
         class MessageNotFound < SlackError; end
@@ -727,6 +732,7 @@ class SnoozeEndFailed < SlackError; end
         class SnoozeFailed < SlackError; end
         class SocketModeNotEnabled < SlackError; end
         class SpecifyEnterpriseOrTeams < SlackError; end
+        class StaticPromptsConfigured < SlackError; end
         class StoppedByUser < SlackError; end
         class StorageLimitReached < SlackError; end
         class StreamingModeMismatch < SlackError; end
@@ -783,6 +789,7 @@ class TooManyTabs < SlackError; end
         class TooManyTargetTeams < SlackError; end
         class TooManyTeams < SlackError; end
         class TooManyTeamsProvided < SlackError; end
+        class TooManyUsergroupMembersToMakeVisible < SlackError; end
         class TooManyUsers < SlackError; end
         class TriggerExchanged < SlackError; end
         class TriggerExpired < SlackError; end
@@ -793,6 +800,7 @@ class UnableToDelete < SlackError; end
         class UnableToFetchCustomEmojis < SlackError; end
         class UnableToLinkIdpGroupAndChannel < SlackError; end
         class UnableToOpenFile < SlackError; end
+        class UnableToParseCsv < SlackError; end
         class UnableToProcessPostRequest < SlackError; end
         class UnableToShareFiles < SlackError; end
         class UnableToUnlinkIdpGroupAndChannel < SlackError; end
@@ -852,10 +860,12 @@ class UsersNotFound < SlackError; end
         class ValidationErrors < SlackError; end
         class ViewTooLarge < SlackError; end
         class VisibilityIsNotNamedEntities < SlackError; end
+        class VisibleGroupNeedsHandle < SlackError; end
         class WorkflowsExportCsvNotEnabled < SlackError; end
         class WorkspaceNotEligible < SlackError; end
 
         ERROR_CLASSES = {
+          'accepter_email_not_verified' => AccepterEmailNotVerified,
           'access_denied' => AccessDenied,
           'access_token_exchange_failed' => AccessTokenExchangeFailed,
           'accesslimited' => Accesslimited,
@@ -946,6 +956,7 @@ class WorkspaceNotEligible < SlackError; end
           'cannot_invalidate_primary_owner' => CannotInvalidatePrimaryOwner,
           'cannot_kick_home_team' => CannotKickHomeTeam,
           'cannot_kick_team' => CannotKickTeam,
+          'cannot_modify_pref_after_creation' => CannotModifyPrefAfterCreation,
           'cannot_modify_primary_owner' => CannotModifyPrimaryOwner,
           'cannot_modify_role_admin' => CannotModifyRoleAdmin,
           'cannot_move_local_channel' => CannotMoveLocalChannel,
@@ -1275,6 +1286,7 @@ class WorkspaceNotEligible < SlackError; end
           'invalid_refresh_token' => InvalidRefreshToken,
           'invalid_request' => InvalidRequest,
           'invalid_request_id' => InvalidRequestId,
+          'invalid_resource' => InvalidResource,
           'invalid_restricted_subjects' => InvalidRestrictedSubjects,
           'invalid_role_for_user' => InvalidRoleForUser,
           'invalid_role_id' => InvalidRoleId,
@@ -1314,6 +1326,7 @@ class WorkspaceNotEligible < SlackError; end
           'invalid_user' => InvalidUser,
           'invalid_user_combination' => InvalidUserCombination,
           'invalid_user_id' => InvalidUserId,
+          'invalid_usergroup' => InvalidUsergroup,
           'invalid_users' => InvalidUsers,
           'invalid_value' => InvalidValue,
           'invalid_view' => InvalidView,
@@ -1359,6 +1372,7 @@ class WorkspaceNotEligible < SlackError; end
           'markdown_text_required' => MarkdownTextRequired,
           'max_file_sharing_exceeded' => MaxFileSharingExceeded,
           'member_analytics_disabled' => MemberAnalyticsDisabled,
+          'member_count_would_exceed_visible_limit' => MemberCountWouldExceedVisibleLimit,
           'member_limit_exceeded' => MemberLimitExceeded,
           'message_limit_exceeded' => MessageLimitExceeded,
           'message_not_found' => MessageNotFound,
@@ -1578,6 +1592,7 @@ class WorkspaceNotEligible < SlackError; end
           'snooze_failed' => SnoozeFailed,
           'socket_mode_not_enabled' => SocketModeNotEnabled,
           'specify_enterprise_or_teams' => SpecifyEnterpriseOrTeams,
+          'static_prompts_configured' => StaticPromptsConfigured,
           'stopped_by_user' => StoppedByUser,
           'storage_limit_reached' => StorageLimitReached,
           'streaming_mode_mismatch' => StreamingModeMismatch,
@@ -1634,6 +1649,7 @@ class WorkspaceNotEligible < SlackError; end
           'too_many_target_teams' => TooManyTargetTeams,
           'too_many_teams' => TooManyTeams,
           'too_many_teams_provided' => TooManyTeamsProvided,
+          'too_many_usergroup_members_to_make_visible' => TooManyUsergroupMembersToMakeVisible,
           'too_many_users' => TooManyUsers,
           'trigger_exchanged' => TriggerExchanged,
           'trigger_expired' => TriggerExpired,
@@ -1644,6 +1660,7 @@ class WorkspaceNotEligible < SlackError; end
           'unable_to_fetch_custom_emojis' => UnableToFetchCustomEmojis,
           'unable_to_link_idp_group_and_channel' => UnableToLinkIdpGroupAndChannel,
           'unable_to_open_file' => UnableToOpenFile,
+          'unable_to_parse_csv' => UnableToParseCsv,
           'unable_to_process_post_request' => UnableToProcessPostRequest,
           'unable_to_share_files' => UnableToShareFiles,
           'unable_to_unlink_idp_group_and_channel' => UnableToUnlinkIdpGroupAndChannel,
@@ -1703,6 +1720,7 @@ class WorkspaceNotEligible < SlackError; end
           'validation_errors' => ValidationErrors,
           'view_too_large' => ViewTooLarge,
           'visibility_is_not_named_entities' => VisibilityIsNotNamedEntities,
+          'visible_group_needs_handle' => VisibleGroupNeedsHandle,
           'workflows_export_csv_not_enabled' => WorkflowsExportCsvNotEnabled,
           'workspace_not_eligible' => WorkspaceNotEligible,
         }.freeze
diff --git a/lib/slack/web/api/slack-api-ref b/lib/slack/web/api/slack-api-ref
index 85988b63..0ae4e986 160000
--- a/lib/slack/web/api/slack-api-ref
+++ b/lib/slack/web/api/slack-api-ref
@@ -1 +1 @@
-Subproject commit 85988b63f250a1d04169a66b9ddf479a4ddbd65a
+Subproject commit 0ae4e986fbdb824fd4af8ca175ca45142377c8c3
diff --git a/spec/slack/web/api/endpoints/admin_usergroups_spec.rb b/spec/slack/web/api/endpoints/admin_usergroups_spec.rb
index 39e7d2f8..bee8d4db 100644
--- a/spec/slack/web/api/endpoints/admin_usergroups_spec.rb
+++ b/spec/slack/web/api/endpoints/admin_usergroups_spec.rb
@@ -21,6 +21,28 @@
       expect { client.admin_usergroups_addTeams(usergroup_id: %q[S12345678]) }.to raise_error ArgumentError, /Required arguments :team_ids missing/
     end
   end
+  context 'admin.usergroups_addUsers' do
+    it 'requires id' do
+      expect { client.admin_usergroups_addUsers(users: %q[U060R4BJ4,U060RNRCZ]) }.to raise_error ArgumentError, /Required arguments :id missing/
+    end
+    it 'requires users' do
+      expect { client.admin_usergroups_addUsers(id: %q[S0604QSJC]) }.to raise_error ArgumentError, /Required arguments :users missing/
+    end
+    it 'encodes users as json' do
+      expect(client).to receive(:post).with('admin.usergroups.addUsers', {id: %q[S0604QSJC], users: %q[{"data":["data"]}]})
+      client.admin_usergroups_addUsers(id: %q[S0604QSJC], users: {data: ["data"]})
+    end
+  end
+  context 'admin.usergroups_create' do
+    it 'requires name' do
+      expect { client.admin_usergroups_create }.to raise_error ArgumentError, /Required arguments :name missing/
+    end
+  end
+  context 'admin.usergroups_fetch' do
+    it 'requires id' do
+      expect { client.admin_usergroups_fetch }.to raise_error ArgumentError, /Required arguments :id missing/
+    end
+  end
   context 'admin.usergroups_listChannels' do
     it 'requires usergroup_id' do
       expect { client.admin_usergroups_listChannels }.to raise_error ArgumentError, /Required arguments :usergroup_id missing/
@@ -42,4 +64,26 @@
       expect { client.admin_usergroups_removeTeams(usergroup_id: %q[S12345678]) }.to raise_error ArgumentError, /Required arguments :team_ids missing/
     end
   end
+  context 'admin.usergroups_removeUsers' do
+    it 'requires id' do
+      expect { client.admin_usergroups_removeUsers(users: %q[U060R4BJ4,U060RNRCZ]) }.to raise_error ArgumentError, /Required arguments :id missing/
+    end
+    it 'requires users' do
+      expect { client.admin_usergroups_removeUsers(id: %q[S0604QSJC]) }.to raise_error ArgumentError, /Required arguments :users missing/
+    end
+    it 'encodes users as json' do
+      expect(client).to receive(:post).with('admin.usergroups.removeUsers', {id: %q[S0604QSJC], users: %q[{"data":["data"]}]})
+      client.admin_usergroups_removeUsers(id: %q[S0604QSJC], users: {data: ["data"]})
+    end
+  end
+  context 'admin.usergroups_update' do
+    it 'requires id' do
+      expect { client.admin_usergroups_update }.to raise_error ArgumentError, /Required arguments :id missing/
+    end
+  end
+  context 'admin.usergroups_uploadUsers' do
+    it 'requires id' do
+      expect { client.admin_usergroups_uploadUsers }.to raise_error ArgumentError, /Required arguments :id missing/
+    end
+  end
 end
diff --git a/spec/slack/web/api/endpoints/canvases_spec.rb b/spec/slack/web/api/endpoints/canvases_spec.rb
index 636239dd..c7c57cbb 100644
--- a/spec/slack/web/api/endpoints/canvases_spec.rb
+++ b/spec/slack/web/api/endpoints/canvases_spec.rb
@@ -18,4 +18,9 @@
       expect { client.canvases_edit(canvas_id: %q[F1234ABCD]) }.to raise_error ArgumentError, /Required arguments :changes missing/
     end
   end
+  context 'canvases_getContent' do
+    it 'requires canvas_id' do
+      expect { client.canvases_getContent }.to raise_error ArgumentError, /Required arguments :canvas_id missing/
+    end
+  end
 end
diff --git a/spec/slack/web/api/endpoints/slackLists_items_spec.rb b/spec/slack/web/api/endpoints/slackLists_items_spec.rb
index ac81052a..71fc2a86 100644
--- a/spec/slack/web/api/endpoints/slackLists_items_spec.rb
+++ b/spec/slack/web/api/endpoints/slackLists_items_spec.rb
@@ -44,7 +44,7 @@
       expect { client.slackLists_items_update(cells: %q[[{"row_id":"Rec014K005UQJ","column_id":"Col014K005UQJ","user":["U01284PCR98", "U0137181B5H"]}]]) }.to raise_error ArgumentError, /Required arguments :list_id missing/
     end
     it 'requires cells' do
-      expect { client.slackLists_items_update(list_id: %q[F01ABCDE2FG]) }.to raise_error ArgumentError, /Required arguments :cells missing/
+      expect { client.slackLists_items_update(list_id: %q[F0123ABC456]) }.to raise_error ArgumentError, /Required arguments :cells missing/
     end
   end
 end