diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index c2810dbffc0cc06be926d392c781223a6dc6a0e7..66a71bfae154d2f571124a65be329d7af0eb468d 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -675,7 +675,7 @@
 
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeAdd1Ddnoe.py -N 7 -M 3 -C 6
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeAdd1Ddnoe.py -N 7 -M 3 -C 6 -n 3
-,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeDrop.py -N 5
+#,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeDrop.py -N 5
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeRecreateMnode.py -N 5 -M 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeStopFollowerLeader.py -N 5 -M 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeStop2Follower.py -N 5 -M 3