diff --git a/oap-server/server-core/pom.xml b/oap-server/server-core/pom.xml
index c6d7ae594..f79d7f1e9 100644
--- a/oap-server/server-core/pom.xml
+++ b/oap-server/server-core/pom.xml
@@ -86,11 +86,6 @@
             <artifactId>grpc-testing</artifactId>
             <scope>test</scope>
         </dependency>
-        <dependency>
-            <groupId>io.grpc</groupId>
-            <artifactId>grpc-testing</artifactId>
-            <scope>test</scope>
-        </dependency>
     </dependencies>
 
     <build>
@@ -143,4 +138,4 @@
             </plugin>
         </plugins>
     </build>
-</project>
\ No newline at end of file
+</project>