diff --git a/package-lock.json b/package-lock.json
index 41a9ae6..eb8f27f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,9 +5,9 @@
   "requires": true,
   "dependencies": {
     "commander": {
-      "version": "2.14.1",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-2.14.1.tgz",
-      "integrity": "sha512-+YR16o3rK53SmWHU3rEM3tPAh2rwb1yPcQX5irVn7mb0gXbwuCCrnkbV5+PBfETdfg1vui07nM6PCG1zndcjQw=="
+      "version": "2.20.2",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.2.tgz",
+      "integrity": "sha512-uegC4Dj5RjBxsNdyxjs31mvCQ0Ptjv8HpaZceeGr1CJfkpmMezHkJvmBRwpcvBaUkvnKaezrj+hQWgTJv8MFvg=="
     },
     "ncp": {
       "version": "2.0.0",