diff --git a/CHANGELOG.md b/CHANGELOG.md
index fa91468..c3e664f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@ Releases up through `v0.4.0` were workspace-wide and tagged `vX.Y.Z`. From `0.4.
 
 ## [Unreleased]
 
+## [tinyboot 0.5.1] - 2026-10-20
+
 ### Fixed
 
 - `tinyboot` on a single wire skips its own request echo even when the echo arrives damaged, instead of taking it for the device's reply and resending a write the device already took.
diff --git a/cli/Cargo.lock b/cli/Cargo.lock
index b5684c6..b73b108 100644
--- a/cli/Cargo.lock
+++ b/cli/Cargo.lock
@@ -516,7 +516,7 @@ dependencies = [
 
 [[package]]
 name = "tinyboot"
-version = "0.5.0"
+version = "0.5.1"
 dependencies = [
  "clap",
  "embedded-io",
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 589670b..7ad0239 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "tinyboot"
 description = "CLI firmware flasher for tinyboot bootloader"
-version = "0.5.0"
+version = "0.5.1"
 edition = "2024"
 repository = "https://github.com/OpenServoCore/tinyboot"
 license = "MIT OR Apache-2.0"