diff --git a/package-lock.json b/package-lock.json
index a69631d..b3c5690 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -52,11 +52,11 @@
       "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
     },
     "async": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.2.tgz",
-      "integrity": "sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==",
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
       "requires": {
-        "lodash": "^4.17.11"
+        "lodash": "^4.17.14"
       }
     },
     "async-limiter": {
diff --git a/package.json b/package.json
index 28047d8..5414775 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "license": "AGPL-3.0-or-later",
   "repository": "github:infnan/SimpleNotifyBot",
   "dependencies": {
-    "async": "^2.6.2",
+    "async": "^2.6.4",
     "body-parser": "^1.18.3",
     "express": "^4.16.4",
     "node-telegram-bot-api": "^0.30.0",