diff --git a/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/CcQueryCancellationServlet.java b/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/CcQueryCancellationServlet.java
index 370579a..00aef9e 100644
--- a/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/CcQueryCancellationServlet.java
+++ b/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/CcQueryCancellationServlet.java
@@ -39,7 +39,7 @@
  */
 public class CcQueryCancellationServlet extends AbstractServlet {
 
-    public static final String REQUEST_UUID_PARAM_NAME = "uuid";
+    public static final String REQUEST_UUID_PARAM_NAME = "request_id";
     private static final Logger LOGGER = LogManager.getLogger();
     private final ICcApplicationContext appCtx;