diff --git a/package.json b/package.json
index a1a7a50..edf01bc 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "@actions/core": "^1.9.1",
     "@actions/github": "^5.1.0",
     "execa": "^3.4.0",
-    "lodash": "^4.17.15",
+    "lodash": "^4.17.21",
     "mustache": "^3.0.3"
   },
   "devDependencies": {
diff --git a/yarn.lock b/yarn.lock
index 978f2d7..9655b4b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -197,10 +197,10 @@ isexe@^2.0.0:
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
   integrity sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=
 
-lodash@^4.17.15:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
+lodash@^4.17.21:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 merge-stream@^2.0.0:
   version "2.0.0"