diff --git a/package-lock.json b/package-lock.json
index 46dcd82..6290765 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -50,7 +50,7 @@
     },
     "acorn": {
       "version": "3.3.0",
-      "resolved": "http://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
       "integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo="
     },
     "acorn-globals": {
@@ -2130,9 +2130,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-      "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash.debounce": {
       "version": "4.0.8",
@@ -2628,11 +2628,6 @@
             "ms": "^2.1.1"
           }
         },
-        "lodash": {
-          "version": "4.17.11",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
-        },
         "ms": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
@@ -2710,11 +2705,6 @@
           "requires": {
             "lodash": "^4.17.10"
           }
-        },
-        "lodash": {
-          "version": "4.17.11",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
         }
       }
     },
@@ -3083,7 +3073,7 @@
           "dependencies": {
             "combined-stream": {
               "version": "1.0.6",
-              "resolved": "http://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
+              "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
               "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
               "requires": {
                 "delayed-stream": "~1.0.0"