diff --git a/pom.xml b/pom.xml
index 16e110c..daf4d04 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>top.gtb520.java.gnu</groupId>
     <artifactId>gnu_java_utils_library</artifactId>
-    <version>1.7-SNAPSHOT</version>
+    <version>1.7-SNAPSHOT-Java21</version>
     <packaging>jar</packaging>
 
     <name>GNU Java Utils Library</name>