diff --git a/package.json b/package.json
index 26a7ff7..ff0e5fa 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "node": ">=8"
   },
   "dependencies": {
-    "commander": "2.19.0",
+    "commander": "2.20.0",
     "dateformat": "3.0.3",
     "fs-extra": "7.0.1",
     "rc": "1.2.8",