diff --git a/package.json b/package.json
index defbf25..ca5a41e 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "@types/mocha": "^5.2.6",
     "@types/react": "^16.8.13",
     "@types/react-dom": "^16.8.4",
-    "@types/sinon": "^7.0.11",
+    "@types/sinon": "^9.0.4",
     "@types/sinon-chai": "^3.2.2",
     "chai": "^4.2.0",
     "concurrently": "^4.1.0",