diff --git a/package-lock.json b/package-lock.json
index 3f97a89..0da74f3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "resolver-xml-generator",
-  "version": "0.4.1",
+  "version": "0.5.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "resolver-xml-generator",
-      "version": "0.4.1",
+      "version": "0.5.1",
       "license": "MIT",
       "dependencies": {
         "commander": "^10.0.0"
diff --git a/package.json b/package.json
index 9705e8e..0e737b6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "resolver-xml-generator",
-  "version": "0.5.0",
+  "version": "0.5.1",
   "description": "A contest data converter generates an XML file that is accepted by the ICPC resolver tool.",
   "bin": "build/index.js",
   "scripts": {