diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index aad3fe1..f56c3b7
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
         "better-scroll": "^1.15.2",
         "delaunator": "^4.0.1",
         "hard-source-webpack-plugin": "^0.13.1",
-        "lodash": "^4.17.11",
+        "lodash": "^4.17.21",
         "moment": "^2.24.0",
         "react": "^16.8.6",
         "react-beautiful-dnd": "^12.2.0",
diff --git a/yarn.lock b/yarn.lock
index 2b702fe..9860faf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5555,10 +5555,10 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.npmjs.org/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
-lodash@^4.15.0, lodash@^4.16.5, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.17.5:
-  version "4.17.15"
-  resolved "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
+lodash@^4.15.0, lodash@^4.16.5, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.21, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.17.5:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 logalot@^2.0.0, logalot@^2.1.0:
   version "2.1.0"