diff --git a/units/collections/package-lock.json b/units/collections/package-lock.json
index b34faa5..2433292 100644
--- a/units/collections/package-lock.json
+++ b/units/collections/package-lock.json
@@ -13,9 +13,9 @@
 			}
 		},
 		"lodash": {
-			"version": "4.17.11",
-			"resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-			"integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+			"version": "4.17.21",
+			"resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+			"integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
 		}
 	}
 }
diff --git a/units/collections/package.json b/units/collections/package.json
index 31fd5ce..dbda481 100644
--- a/units/collections/package.json
+++ b/units/collections/package.json
@@ -21,6 +21,6 @@
   },
   "dependencies": {
     "async": "^2.6.1",
-    "lodash": "^4.17.11"
+    "lodash": "^4.17.21"
   }
 }