diff --git a/blade-starter-oss/pom.xml b/blade-starter-oss/pom.xml
index 7b6512f..69ba234 100644
--- a/blade-starter-oss/pom.xml
+++ b/blade-starter-oss/pom.xml
@@ -45,7 +45,7 @@
         <dependency>
             <groupId>com.qcloud</groupId>
             <artifactId>cos_api</artifactId>
-            <version>5.6.247</version>
+            <version>5.6.249</version>
         </dependency>
     </dependencies>