diff --git a/package-lock.json b/package-lock.json
index 59ec854..e9d0590 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4786,6 +4786,12 @@
           "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=",
           "dev": true
         },
+        "lodash": {
+          "version": "3.10.1",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
+          "integrity": "sha1-W/Rejkm6QYnhfUgnid/RW9FAt7Y=",
+          "dev": true
+        },
         "minimatch": {
           "version": "2.0.10",
           "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-2.0.10.tgz",
@@ -5521,6 +5527,12 @@
           "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=",
           "dev": true
         },
+        "lodash": {
+          "version": "3.10.1",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
+          "integrity": "sha1-W/Rejkm6QYnhfUgnid/RW9FAt7Y=",
+          "dev": true
+        },
         "minimatch": {
           "version": "2.0.10",
           "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-2.0.10.tgz",
@@ -6941,6 +6953,14 @@
             "esprima": "^2.6.0",
             "estraverse": "^1.5.1",
             "lodash": "^3.0.1"
+          },
+          "dependencies": {
+            "lodash": {
+              "version": "3.10.1",
+              "resolved": "https://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
+              "integrity": "sha1-W/Rejkm6QYnhfUgnid/RW9FAt7Y=",
+              "dev": true
+            }
           }
         },
         "q": {
@@ -7155,9 +7175,9 @@
       }
     },
     "lodash": {
-      "version": "3.9.3",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-3.9.3.tgz",
-      "integrity": "sha1-AVnoaDL+/8bWHYUrEqlTuZSWvTI=",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "lodash._basecopy": {
diff --git a/package.json b/package.json
index a1ec8ea..efa40b7 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "karma-jasmine": "^1.1.2",
     "karma-ng-html2js-preprocessor": "^1.0.0",
     "karma-phantomjs-launcher": "^1.0.4",
-    "lodash": "~3.9.3",
+    "lodash": "~4.17.21",
     "main-bower-files": "^2.13.1",
     "merge-stream": "~0.1.7",
     "require-dir": "~0.3.0",