diff --git a/tests/robot-cases/Group1-Nightly/Common.robot b/tests/robot-cases/Group1-Nightly/Common.robot
index 0086fb445..6ce9f41c7 100644
--- a/tests/robot-cases/Group1-Nightly/Common.robot
+++ b/tests/robot-cases/Group1-Nightly/Common.robot
@@ -58,7 +58,7 @@ Test Case - Garbage Collection
     Sleep  1
     Wait Until Page Contains  Finished
 
-    ${rc}  ${output}=  Run And Return Rc And Output  curl -u ${HARBOR_ADMIN}:${HARBOR_PASSWORD} -s --insecure -H "Content-Type: application/json" -X GET "https://${ip}/api/system/gc/2/log"
+    ${rc}  ${output}=  Run And Return Rc And Output  curl -u ${HARBOR_ADMIN}:${HARBOR_PASSWORD} -i --insecure -H "Content-Type: application/json" -X GET "https://${ip}/api/system/gc/1/log"
     Log To Console  ${output}
     Should Be Equal As Integers  ${rc}  0
     Should Contain  ${output}  3 blobs eligible for deletion