diff --git a/package-lock.json b/package-lock.json
index 639c042f..5dd2e000 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
 			},
 			"devDependencies": {
 				"@cloudflare/vitest-pool-workers": "^0.6.0",
-				"@cloudflare/workers-types": "^4.20250109.0",
+				"@cloudflare/workers-types": "^4.20250121.0",
 				"@vitest/coverage-istanbul": "^2.1.8",
 				"typescript": "^5.7.3",
 				"vitest": "2.1.8",
@@ -1376,10 +1376,11 @@
 			}
 		},
 		"node_modules/@cloudflare/workers-types": {
-			"version": "4.20250109.0",
-			"resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20250109.0.tgz",
-			"integrity": "sha512-Y1zgSaEOOevl9ORpzgMcm4j535p3nK2lrblHHvYM2yxR50SBKGh+wvkRFAIxWRfjUGZEU+Fp6923EGioDBbobA==",
-			"dev": true
+			"version": "4.20250121.0",
+			"resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-4.20250121.0.tgz",
+			"integrity": "sha512-2bBosmudcwvUOKzuCL/Jum18LDh3QoU0QnTNMXIgcVwuq3LaNzyZnOW14bFXPhLU/84ZjNO3zO5R/U11Zgag2Q==",
+			"dev": true,
+			"license": "MIT OR Apache-2.0"
 		},
 		"node_modules/@cspotcode/source-map-support": {
 			"version": "0.8.1",
diff --git a/package.json b/package.json
index 3942db0e..fa5448e9 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
 	},
 	"devDependencies": {
 		"@cloudflare/vitest-pool-workers": "^0.6.0",
-		"@cloudflare/workers-types": "^4.20250109.0",
+		"@cloudflare/workers-types": "^4.20250121.0",
 		"@vitest/coverage-istanbul": "^2.1.8",
 		"typescript": "^5.7.3",
 		"vitest": "2.1.8",