diff --git a/package.json b/package.json
index c0e7398..71a4a3e 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
 		"acorn": "^6.1.1",
 		"acorn-walk": "^6.1.1",
 		"amd-loader": "^0.0.8",
-		"lodash": "^4.17.0",
+		"lodash": "^4.17.21",
 		"typescript": "^3.4.2",
 		"yargs": "^13.2.0"
 	}
diff --git a/yarn.lock b/yarn.lock
index bab0f7a..a851744 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -457,9 +457,10 @@ locate-path@^3.0.0:
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
-lodash@^4.17.0, lodash@^4.17.11:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+lodash@^4.17.11, lodash@^4.17.21:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 log-symbols@2.2.0:
   version "2.2.0"