diff --git a/agentscope-dependencies-bom/pom.xml b/agentscope-dependencies-bom/pom.xml
index 60c6b87d7..85a543196 100644
--- a/agentscope-dependencies-bom/pom.xml
+++ b/agentscope-dependencies-bom/pom.xml
@@ -76,7 +76,7 @@
         <guava.version>33.5.0-jre</guava.version>
         <google-genai.version>1.45.0</google-genai.version>
         <dashscope-sdk-java.version>2.22.9</dashscope-sdk-java.version>
-        <bailian.version>2.8.2</bailian.version>
+        <bailian.version>2.8.4</bailian.version>
         <openai-java.version>4.28.0</openai-java.version>
         <anthropic.version>2.14.0</anthropic.version>
         <mcp.version>0.17.0</mcp.version>