diff --git a/.github/workflows/tests-translate.yml b/.github/workflows/tests-translate.yml
index 985dd0a4..719895d1 100644
--- a/.github/workflows/tests-translate.yml
+++ b/.github/workflows/tests-translate.yml
@@ -4,6 +4,9 @@ on:
   pull_request:
     paths:
       - 'translate/**'
+      - 'ranges/**'
+      - 'core/**'
+      - 'aliases/**'
     branches:
       - main
   workflow_dispatch:
diff --git a/translate/examples/default.js b/translate/examples/default.js
index 1ece117b..87bec249 100644
--- a/translate/examples/default.js
+++ b/translate/examples/default.js
@@ -3,7 +3,7 @@ const translate = require('../index'); // would normally be "const translate = r
 
 async function getTranslatedData() {
 	// translation for the 'current' Package Support term
-	const translatedCurrent = await ranges('current');
+	const translatedCurrent = await ranges(await translate('current'));
 
 	// translation for the 'lts_latest' Package Support term
 	const translatedLtsLatest = await ranges(await translate('lts_latest'));
diff --git a/translate/package.json b/translate/package.json
index f294afbb..e96751ff 100644
--- a/translate/package.json
+++ b/translate/package.json
@@ -24,7 +24,7 @@
 	},
 	"devDependencies": {
 		"@biomejs/biome": "1.9.4",
-		"@nodevu/ranges": "^0.1.0",
+		"@nodevu/ranges": "^1.0.0",
 		"c8": "^10.1.2"
 	},
 	"engines": {
diff --git a/translate/test/ranges.test.js b/translate/test/ranges.test.js
index d28c40bd..ae8e5323 100644
--- a/translate/test/ranges.test.js
+++ b/translate/test/ranges.test.js
@@ -2,48 +2,53 @@ const assert = require('node:assert');
 const translate = require('../index');
 const ranges = require('@nodevu/ranges');
 const { describe, it } = require('node:test');
+const { at } = require('../../ranges/test/fixtures');
+
+// serve core's snapshot data at a fixed date so results don't depend on
+// nodejs.org or today's date
+const options = at();
 
 describe('test that each alias works with @nodevu/ranges', async () => {
 	it('should return the same result when both the translated and untranslated "current" are passed to @nodevu/ranges', async () => {
-		const untranslated = await ranges('current');
-		const translated = await ranges(await translate('current'));
+		const untranslated = await ranges('current', options);
+		const translated = await ranges(await translate('current'), options);
 
 		assert.deepStrictEqual(untranslated, translated);
 	});
 
 	it('should return the same result when "lts/latest" and the translated "lts_latest" are passed to @nodevu/ranges', async () => {
-		const untranslated = await ranges('lts/latest');
-		const translated = await ranges(await translate('lts_latest'));
+		const untranslated = await ranges('lts/latest', options);
+		const translated = await ranges(await translate('lts_latest'), options);
 
 		assert.deepStrictEqual(untranslated, translated);
 	});
 
 	it('should return the same result when "lts/active" and "lts/maintenance" and the translated "lts" are passed to @nodevu/ranges', async () => {
-		const untranslated = await ranges(['lts/active', 'lts/maintenance']);
-		const translated = await ranges(await translate('lts'));
+		const untranslated = await ranges(
+			['lts/active', 'lts/maintenance'],
+			options,
+		);
+		const translated = await ranges(await translate('lts'), options);
 
 		assert.deepStrictEqual(untranslated, translated);
 	});
 
 	it('should return the same result when "current", "lts/active", and "lts/maintenance" and the translated "supported" are passed to @nodevu/ranges', async () => {
-		const untranslated = await ranges([
-			'current',
-			'lts/active',
-			'lts/maintenance',
-		]);
-		const translated = await ranges(await translate('supported'));
+		const untranslated = await ranges(
+			['current', 'lts/active', 'lts/maintenance'],
+			options,
+		);
+		const translated = await ranges(await translate('supported'), options);
 
 		assert.deepStrictEqual(untranslated, translated);
 	});
 
 	it('should return the same result when "current", "lts/active", "lts/maintenance", and "eol" and the translated "all" are passed to @nodevu/ranges', async () => {
-		const untranslated = await ranges([
-			'current',
-			'lts/active',
-			'lts/maintenance',
-			'eol',
-		]);
-		const translated = await ranges(await translate('all'));
+		const untranslated = await ranges(
+			['current', 'lts/active', 'lts/maintenance', 'eol'],
+			options,
+		);
+		const translated = await ranges(await translate('all'), options);
 
 		assert.deepStrictEqual(untranslated, translated);
 	});
diff --git a/translate/test/unknown.test.js b/translate/test/unknown.test.js
new file mode 100644
index 00000000..0d5cb5ae
--- /dev/null
+++ b/translate/test/unknown.test.js
@@ -0,0 +1,11 @@
+const assert = require('node:assert');
+const translate = require('../index');
+const { describe, it } = require('node:test');
+
+describe('test that translating an unknown value fails', async () => {
+	it('should throw when passed a value that is not a Package Support term', async () => {
+		await assert.rejects(translate('lts/latest'), {
+			message: 'Unknown value: lts/latest',
+		});
+	});
+});