diff --git a/gen/package.json b/gen/package.json
index b7fc044..a4eeead 100644
--- a/gen/package.json
+++ b/gen/package.json
@@ -7,7 +7,7 @@
   },
   "dependencies": {
     "async": "^3.2.0",
-    "lodash": "^4.17.19",
+    "lodash": "^4.17.21",
     "shelljs": "^0.8.4"
   }
 }
diff --git a/gen/yarn.lock b/gen/yarn.lock
index b6782f1..4c880d1 100644
--- a/gen/yarn.lock
+++ b/gen/yarn.lock
@@ -60,10 +60,10 @@ interpret@^1.0.0:
   resolved "https://registry.yarnpkg.com/interpret/-/interpret-1.4.0.tgz#665ab8bc4da27a774a40584e812e3e0fa45b1a1e"
   integrity sha512-agE4QfB2Lkp9uICn7BAqoscw4SZP9kTE2hxiFI3jBPmXJfdqiahTbUuKGsMoN2GtqL9AxhYioAcVvgsb1HvRbA==
 
-lodash@^4.17.19:
-  version "4.17.19"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
-  integrity sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==
+lodash@^4.17.21:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 minimatch@^3.0.4:
   version "3.0.4"