diff --git a/21-updates/package-lock.json b/21-updates/package-lock.json
old mode 100755
new mode 100644
index 7ea2f23..3d96d3f
--- a/21-updates/package-lock.json
+++ b/21-updates/package-lock.json
@@ -5,9 +5,9 @@
   "requires": true,
   "dependencies": {
     "lodash": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-      "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+      "version": "4.17.19",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
+      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ=="
     }
   }
 }
diff --git a/21-updates/package.json b/21-updates/package.json
old mode 100755
new mode 100644
index 3e6b86d..26da327
--- a/21-updates/package.json
+++ b/21-updates/package.json
@@ -9,6 +9,6 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "lodash": "^4.17.11"
+    "lodash": "^4.17.19"
   }
 }