diff --git a/package.json b/package.json
index 6004be5..9f9d294 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "@types/mocha": "^5.2.5",
     "@types/mock-fs": "^4.10.0",
     "@types/node": "^12.12.17",
-    "@types/sinon": "^7.0.5",
+    "@types/sinon": "^9.0.3",
     "@types/sinon-chai": "^3.2.2",
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",