diff --git a/composer.json b/composer.json
index 3bb9db8..030d5f4 100644
--- a/composer.json
+++ b/composer.json
@@ -12,5 +12,5 @@
             "Mia3\\Koseki\\": "src"
         }
     },
-    "version": "1.1.1"
+    "version": "1.2.0"
 }