diff --git a/pom.xml b/pom.xml
index 7e76a7a..3cb3c7f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -80,7 +80,7 @@
         <dependency>
             <groupId>com.qcloud</groupId>
             <artifactId>cos_api</artifactId>
-            <version>5.6.24</version>
+            <version>5.6.234</version>
         </dependency>
 
         <dependency>