diff --git a/lustre/tests/test-framework.sh b/lustre/tests/test-framework.sh
index 3b1d65f39a0bc6b3d493e1b036d528f739406c2b..4cab5544ec0839f27ef03a20606ea199b4acd08a 100644
--- a/lustre/tests/test-framework.sh
+++ b/lustre/tests/test-framework.sh
@@ -765,7 +765,7 @@ stopall() {
 
     if [ -n "$CLIENTS" ]; then
             zconf_umount_clients $CLIENTS $MOUNT "$*" || true
-            zconf_umount_clients $CLIENTS $MOUNT2 "$*" || true
+            [ -n "$MOUNT2" ] && zconf_umount_clients $CLIENTS $MOUNT2 "$*" || true
     fi
 
     [ "$CLIENTONLY" ] && return