diff --git a/src/backend/executor/execAmi.c b/src/backend/executor/execAmi.c
index d14b19492ba..c92c4781780 100644
--- a/src/backend/executor/execAmi.c
+++ b/src/backend/executor/execAmi.c
@@ -808,6 +808,7 @@ ExecSquelchNode(PlanState *node, bool force)
 		case T_GatherState:
 		case T_GatherMergeState:
 		case T_NamedTuplestoreScanState:
+		case T_CustomScanState:
 			node->squelched = true;
 			break;