diff --git a/package-lock.json b/package-lock.json
index 3f30f395..98b7d770 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1517,9 +1517,9 @@
       "dev": true
     },
     "commander": {
-      "version": "6.2.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-6.2.0.tgz",
-      "integrity": "sha512-zP4jEKbe8SHzKJYQmq8Y9gYjtO/POJLgIdKgV7B9qNmABVFVc+ctqSX6iXh4mCpJfRBOabiZ2YKPg8ciDw6C+Q=="
+      "version": "6.2.1",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-6.2.1.tgz",
+      "integrity": "sha512-U7VdrJFnJgo4xjrHpTzu0yrHPGImdsmD95ZlgYSEajAn2JKzDhDTPG9kBTefmObL2w/ngeZnilk+OV9CG3d7UA=="
     },
     "common-path-prefix": {
       "version": "3.0.0",
diff --git a/package.json b/package.json
index 17a136eb..f5a1e060 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
   },
   "homepage": "https://github.com/igorshubovych/markdownlint-cli#readme",
   "dependencies": {
-    "commander": "~6.2.0",
+    "commander": "~6.2.1",
     "deep-extend": "~0.6.0",
     "get-stdin": "~8.0.0",
     "glob": "~7.1.6",