diff --git a/package-lock.json b/package-lock.json
index 4ef0ca3a8..5381456ab 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -220,7 +220,7 @@
     },
     "@sinonjs/formatio": {
       "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-2.0.0.tgz",
+      "resolved": "http://registry.npmjs.org/@sinonjs/formatio/-/formatio-2.0.0.tgz",
       "integrity": "sha512-ls6CAMA6/5gG+O/IdsBcblvnd8qcO/l1TYoNeAzp3wcISOxlPXQEus0mLcdwazEkWjaBdaJ3TaxmNgCLWwvWzg==",
       "dev": true,
       "requires": {
@@ -12789,9 +12789,9 @@
       "dev": true
     },
     "sinon": {
-      "version": "4.4.8",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-4.4.8.tgz",
-      "integrity": "sha512-EWZf/D5BN/BbDFPmwY2abw6wgELVmk361self+lcwEmVw0WWUxURp2S/YoDB2WG/xurFVzKQglMARweYRWM6Hw==",
+      "version": "4.4.10",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-4.4.10.tgz",
+      "integrity": "sha512-GxYFgYPhuYY9RXjg6UrEE6ShiaRWM8W8EqaUCRCpqnqKfcyTcfProHZtPeZXiegMfxXKOOQhawTam66gDKVYoQ==",
       "dev": true,
       "requires": {
         "@sinonjs/formatio": "2.0.0",
diff --git a/package.json b/package.json
index 1730cdcde..2bd03a5dd 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "mocha": "^5.0.5",
     "phantomjs-prebuilt": "^2.1.16",
     "prettier": "^1.11.1",
-    "sinon": "^4.4.8",
+    "sinon": "^4.4.10",
     "systemjs-plugin-babel": "0.0.25"
   },
   "engines": {