diff --git a/pom.xml b/pom.xml
index d2b94e2..59b307e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>io.github.bianjieai</groupId>
     <artifactId>opb-sdk</artifactId>
-    <version>0.1.15</version>
+    <version>0.1.15-rc</version>
     <url>https://github.com/bianjieai/opb-sdk-java</url>
     <name>opb-sdk</name>
     <licenses>