diff --git a/races_updater/package-lock.json b/races_updater/package-lock.json
index 2a1cedc..215f815 100644
--- a/races_updater/package-lock.json
+++ b/races_updater/package-lock.json
@@ -5,9 +5,12 @@
   "requires": true,
   "dependencies": {
     "async": {
-      "version": "0.9.2",
-      "resolved": "http://registry.npmjs.org/async/-/async-0.9.2.tgz",
-      "integrity": "sha1-rqdNXmHB+JlhO/ZL2mbUx48v0X0="
+      "version": "2.6.4",
+      "resolved": "http://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+      "requires": {
+        "lodash": "^4.17.14"
+      }
     },
     "balanced-match": {
       "version": "1.0.0",
@@ -50,6 +53,13 @@
         "jasmine-node": "^3.0.0",
         "restler": "^3.2.2",
         "underscore": "^1.6.0"
+      },
+      "dependencies": {
+        "async": {
+          "version": "0.9.2",
+          "resolved": "http://registry.npmjs.org/async/-/async-0.9.2.tgz",
+          "integrity": "sha1-rqdNXmHB+JlhO/ZL2mbUx48v0X0="
+        }
       }
     },
     "fs.realpath": {
diff --git a/races_updater/package.json b/races_updater/package.json
index 92e9ddb..822950a 100644
--- a/races_updater/package.json
+++ b/races_updater/package.json
@@ -9,7 +9,7 @@
   "author": "David Ortiz",
   "license": "CC BY-SA 3.0",
   "dependencies": {
-    "async": "~0.9.0",
+    "async": "~2.6.4",
     "ergast-client": "~0.2.9",
     "commander": "~2.9.0",
     "underscore": "~1.12.1"