diff --git a/backend/package-lock.json b/backend/package-lock.json
old mode 100755
new mode 100644
index 6e0544e..49a5cc0
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
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@@ -9608,11 +9608,6 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
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@@ -12368,7 +12363,7 @@
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-          "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
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@@ -14234,7 +14229,7 @@
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+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
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@@ -14255,7 +14250,7 @@
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@@ -15239,9 +15234,9 @@
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+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
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@@ -15850,7 +15845,7 @@
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-      "resolved": "http://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
+      "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
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@@ -16084,7 +16079,7 @@
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-      "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+      "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
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@@ -16307,7 +16302,7 @@
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-      "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
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@@ -16952,7 +16947,7 @@
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-      "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
       "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
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@@ -16961,7 +16956,7 @@
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-      "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
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@@ -17832,11 +17827,6 @@
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diff --git a/backend/package.json b/backend/package.json
old mode 100755
new mode 100644
index 90dfb80..8ab9166
--- a/backend/package.json
+++ b/backend/package.json
@@ -22,7 +22,7 @@
     "express-session": "^1.15.6",
     "gulp-cli": "^2.2.0",
     "gulp-sourcemaps": "^2.6.4",
-    "lodash": "^4.17.11",
+    "lodash": "^4.17.21",
     "mongoose": "^6.8.2",
     "morgan": "^1.9.1",
     "nodemon": "^1.18.9",