diff --git a/mateclaw-ui/package.json b/mateclaw-ui/package.json
index 90d9389e..409db88b 100644
--- a/mateclaw-ui/package.json
+++ b/mateclaw-ui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mateclaw-ui",
-  "version": "1.4.0",
+  "version": "1.5.0-SNAPSHOT",
   "private": true,
   "type": "module",
   "description": "MateClaw - Personal AI Assistant Web Console",
diff --git a/pom.xml b/pom.xml
index e40b6f05..a3243fdb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 
     <properties>
         <!-- MateClaw release version shared by all Maven modules. -->
-        <revision>1.4.0</revision>
+        <revision>1.5.0-SNAPSHOT</revision>
 
         <!-- Java -->
         <java.version>21</java.version>