diff --git a/package-lock.json b/package-lock.json
index ac5e08f..9548711 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -109,6 +109,11 @@
         "jsbn": "0.1.1"
       }
     },
+    "extend": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/extend/-/extend-2.0.1.tgz",
+      "integrity": "sha512-jSc9G6roNopaw80wsHngeywPtLOSZEqoXtZ6BdM8dovpF5V+qd/dAHLpQA5efB9D4KXwOh9kvGy/P7PY9WW3oQ=="
+    },
     "extsprintf": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
@@ -389,7 +394,7 @@
         "extend": {
           "version": "3.0.1",
           "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.1.tgz",
-          "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ="
+          "integrity": "sha512-u1aUSYGdAQxyguoP919qsgj24krDCtaO/DJFNPwFmojMmKp14gtCTVsc8lQSqRDFrwAch+mxMWC8/6ZJPz5Hpw=="
         }
       }
     },
@@ -438,11 +443,6 @@
         "ws": "1.1.5"
       },
       "dependencies": {
-        "extend": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/extend/-/extend-2.0.1.tgz",
-          "integrity": "sha1-HugBBonnOV/5RIJByYZSvHWagmA="
-        },
         "lodash": {
           "version": "4.17.5",
           "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.5.tgz",