diff --git a/pom.xml b/pom.xml
index 7697358..2e13407 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.futoshita</groupId>
     <artifactId>coros</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.2.0-SNAPSHOT</version>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>