diff --git a/survey-fullstack/backend-app/functions/package-lock.json b/survey-fullstack/backend-app/functions/package-lock.json
index 2861c0e..5d92f54 100644
--- a/survey-fullstack/backend-app/functions/package-lock.json
+++ b/survey-fullstack/backend-app/functions/package-lock.json
@@ -461,9 +461,9 @@
       "optional": true
     },
     "async": {
-      "version": "2.6.3",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-      "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
       "optional": true,
       "requires": {
         "lodash": "^4.17.14"