diff --git a/package.json b/package.json
index 577bc4c..450d3ef 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
         "@types/mocha": "^5.2.7",
         "@types/mz": "0.0.32",
         "@types/node": "^12.11.7",
-        "@types/sinon": "^7.5.0",
+        "@types/sinon": "^9.0.1",
         "@types/sinon-chai": "^3.2.3",
         "chai": "^4.2.0",
         "del": "^5.1.0",