diff --git a/package.json b/package.json
index 7c13d47..ccb39ca 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
   },
   "devDependencies": {
     "@kevinoid/eslint-config": "^24.0.0",
-    "@sinonjs/fake-timers": "^8.0.1",
+    "@sinonjs/fake-timers": "^9.0.0",
     "ansi-styles": "^6.1.0",
     "c8": "^7.0.0",
     "codecov": "^3.0.0",