diff --git a/package.json b/package.json
index 1c174eb..cb30479 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "nyc": "^12.0.1",
     "release-it": "^7.2.1",
     "rimraf": "^2.6.2",
-    "sinon": "^5.0.0",
+    "sinon": "^6.0.0",
     "webpack": "^4.8.3",
     "webpack-cli": "^3.0.0"
   },