diff --git a/package-lock.json b/package-lock.json
index aec0659..6b1bed1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -48,7 +48,7 @@
         "karma-chai": "^0.1.0",
         "karma-chai-as-promised": "^0.1.2",
         "karma-chrome-launcher": "^3.2.0",
-        "karma-coverage": "^2.2.0",
+        "karma-coverage": "^2.2.1",
         "karma-mocha": "^2.0.1",
         "karma-mocha-reporter": "^2.2.5",
         "karma-sourcemap-loader": "^0.4.0",
@@ -7790,9 +7790,9 @@
       }
     },
     "node_modules/karma-coverage": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/karma-coverage/-/karma-coverage-2.2.0.tgz",
-      "integrity": "sha512-gPVdoZBNDZ08UCzdMHHhEImKrw1+PAOQOIiffv1YsvxFhBjqvo/SVXNk4tqn1SYqX0BJZT6S/59zgxiBe+9OuA==",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/karma-coverage/-/karma-coverage-2.2.1.tgz",
+      "integrity": "sha512-yj7hbequkQP2qOSb20GuNSIyE//PgJWHwC2IydLE6XRtsnaflv+/OSGNssPjobYUlhVVagy99TQpqUt3vAUG7A==",
       "dev": true,
       "dependencies": {
         "istanbul-lib-coverage": "^3.2.0",
@@ -18703,9 +18703,9 @@
       }
     },
     "karma-coverage": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/karma-coverage/-/karma-coverage-2.2.0.tgz",
-      "integrity": "sha512-gPVdoZBNDZ08UCzdMHHhEImKrw1+PAOQOIiffv1YsvxFhBjqvo/SVXNk4tqn1SYqX0BJZT6S/59zgxiBe+9OuA==",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/karma-coverage/-/karma-coverage-2.2.1.tgz",
+      "integrity": "sha512-yj7hbequkQP2qOSb20GuNSIyE//PgJWHwC2IydLE6XRtsnaflv+/OSGNssPjobYUlhVVagy99TQpqUt3vAUG7A==",
       "dev": true,
       "requires": {
         "istanbul-lib-coverage": "^3.2.0",
diff --git a/package.json b/package.json
index b61a406..0a94ec0 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "karma-chai": "^0.1.0",
     "karma-chai-as-promised": "^0.1.2",
     "karma-chrome-launcher": "^3.2.0",
-    "karma-coverage": "^2.2.0",
+    "karma-coverage": "^2.2.1",
     "karma-mocha": "^2.0.1",
     "karma-mocha-reporter": "^2.2.5",
     "karma-sourcemap-loader": "^0.4.0",