diff --git a/package-lock.json b/package-lock.json
index b91dbaa..57d93ed 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "command-line-args",
-  "version": "5.2.0",
+  "version": "5.2.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "command-line-args",
-      "version": "5.2.0",
+      "version": "5.2.1",
       "license": "MIT",
       "dependencies": {
         "array-back": "^3.1.0",
diff --git a/package.json b/package.json
index 5c3d4e9..7431e10 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "command-line-args",
-  "version": "5.2.0",
+  "version": "5.2.1",
   "description": "A mature, feature-complete library to parse command-line options.",
   "repository": "https://github.com/75lb/command-line-args",
   "scripts": {