diff --git a/package-lock.json b/package-lock.json
index 5819a78..ee8d5c3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22,12 +22,9 @@
       "integrity": "sha1-n78df0g1HaWo68inzmWsigni4Uo="
     },
     "async": {
-      "version": "2.6.0",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.0.tgz",
-      "integrity": "sha512-xAfGg1/NTLBBKlHFmnd7PlmUW9KhVQIUuSrYem9xzFUZy13ScvtyGGejaae9iAVRiRq9+Cx7DPFaAAhCpyxyPw==",
-      "requires": {
-        "lodash": "4.17.4"
-      }
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.1.0.tgz",
+      "integrity": "sha512-4vx/aaY6j/j3Lw3fbCHNWP0pPaTCew3F6F3hYyl/tHs/ndmV1q7NW9T5yuJ2XAGwdQrP+6Wu20x06U4APo/iQQ=="
     },
     "balanced-match": {
       "version": "1.0.0",
@@ -122,6 +119,13 @@
       "requires": {
         "lodash": "4.17.4",
         "strip-bom": "1.0.0"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.4",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.4.tgz",
+          "integrity": "sha1-eCA6TRwyiuHYbcpkYONptX9AVa4="
+        }
       }
     },
     "debug": {
diff --git a/package.json b/package.json
index a77b263..99c6332 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
   },
   "homepage": "https://github.com/FFCK/pce-utils#readme",
   "dependencies": {
-    "async": "^2.4.0",
+    "async": "^3.1.0",
     "csv-to-array": "^1.0.2",
     "csvtojson": "^1.1.5",
     "json2csv": "^3.7.3",