diff --git a/package-lock.json b/package-lock.json
index 2568283a..721ff8dc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9621,9 +9621,9 @@
       "dev": true
     },
     "sinon": {
-      "version": "4.4.10",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-4.4.10.tgz",
-      "integrity": "sha512-GxYFgYPhuYY9RXjg6UrEE6ShiaRWM8W8EqaUCRCpqnqKfcyTcfProHZtPeZXiegMfxXKOOQhawTam66gDKVYoQ==",
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-4.5.0.tgz",
+      "integrity": "sha512-trdx+mB0VBBgoYucy6a9L7/jfQOmvGeaKZT4OOJ+lPAtI8623xyGr8wLiE4eojzBS8G9yXbhx42GHUOVLr4X2w==",
       "dev": true,
       "requires": {
         "@sinonjs/formatio": "2.0.0",
diff --git a/package.json b/package.json
index ae9dec2a..20c3d9cd 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "mocha": "^5.0.5",
     "rollup": "^0.57.1",
     "rollup-plugin-babel": "^3.0.3",
-    "sinon": "^4.4.10",
+    "sinon": "^4.5.0",
     "sinon-chai": "^3.0.0",
     "ts-loader": "^4.1.0",
     "tsconfig-holy-grail": "^4.0.3",