diff --git a/package-lock.json b/package-lock.json
index acb848b7..50b74b92 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -87,9 +87,12 @@
             "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
         },
         "async": {
-            "version": "1.5.2",
-            "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
-            "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
+            "version": "2.6.4",
+            "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+            "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+            "requires": {
+                "lodash": "^4.17.14"
+            }
         },
         "async-limiter": {
             "version": "1.0.1",
diff --git a/package.json b/package.json
index ea063232..70480c12 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
         "url": "https://github.com/kegcoingold/kegcoingold-pool.git"
     },
     "dependencies": {
-        "async": "1",
+        "async": "2",
         "base58-native": "*",
         "bignum": "^0.13.1",
         "cli-color": "^2.0.0",