diff --git a/package.json b/package.json
index b40fe2c..5cb5f06 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "@types/mocha": "^5.0.0",
     "@types/node": "^10.0.3",
     "@types/power-assert": "^1.4.29",
-    "@types/sinon": "^5.0.0",
+    "@types/sinon": "^7.0.0",
     "espower-typescript": "^9.0.0",
     "istanbul-instrumenter-loader": "^3.0.0",
     "karma": "^3.0.0",