diff --git a/package-lock.json b/package-lock.json
index 1f1d131..5ee4248 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "argstree",
-  "version": "1.5.0",
+  "version": "1.5.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "argstree",
-      "version": "1.5.0",
+      "version": "1.5.1",
       "license": "MIT",
       "devDependencies": {
         "@rollup/plugin-eslint": "^9.0.5",
diff --git a/package.json b/package.json
index 234bf3e..1779d34 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "argstree",
-  "version": "1.5.0",
+  "version": "1.5.1",
   "description": "Parse arguments into a tree structure.",
   "keywords": [
     "args",