diff --git a/package.json b/package.json
index 400dc2b09b..5d571dde47 100644
--- a/package.json
+++ b/package.json
@@ -109,7 +109,7 @@
     "phantomjs": "=2.1.7",
     "ramda": "=0.25.0",
     "rimraf": "=2.6.2",
-    "sinon": "=4.0.2",
+    "sinon": "4.1.0",
     "testem": "=1.18.4",
     "typescript": "2.6.1",
     "typescript-definition-tester": "=0.0.5",