diff --git a/pom.xml b/pom.xml
index 6c922b5..b08da87 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 	<artifactId>fess-thumbnail-playwright</artifactId>
 	<packaging>jar</packaging>
 	<name>Playwright Thumbnail Generator</name>
-	<version>14.15.0</version>
+	<version>14.15.1-SNAPSHOT</version>
 	<scm>
 		<connection>scm:git:git@github.com:codelibs/fess-thumbnail-playwright.git</connection>
 		<developerConnection>scm:git:git@github.com:codelibs/fess-thumbnail-playwright.git</developerConnection>