diff --git a/package.json b/package.json
index 5f755bd..5ab9247 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "eslint": "^4.6.1",
     "fs": "0.0.1-security",
     "glob": "^7.1.2",
-    "lodash": "^4.17.11",
+    "lodash": "^4.17.21",
     "mocha": "^5.2.0",
     "mysql": "^2.15.0",
     "mysql2": "^1.5.3",
diff --git a/yarn.lock b/yarn.lock
index 3ccde48..250066d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1272,10 +1272,10 @@ locate-path@^3.0.0:
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
-lodash@^4.17.1, lodash@^4.17.11, lodash@^4.17.14, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0:
-  version "4.17.20"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
-  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
+lodash@^4.17.1, lodash@^4.17.14, lodash@^4.17.21, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 long@^4.0.0:
   version "4.0.0"