diff --git a/package.json b/package.json
index cf21b44..4833bb4 100644
--- a/package.json
+++ b/package.json
@@ -90,6 +90,6 @@
     "nock": "^10.0.6",
     "proxyquire": "^2.0.1",
     "rewire": "^4.0.1",
-    "sinon": "^7.2.4"
+    "sinon": "^9.0.0"
   }
 }