diff --git a/src/backend/access/hash/hashsort.c b/src/backend/access/hash/hashsort.c
index aa61e39f26a..bd59ff86f55 100644
--- a/src/backend/access/hash/hashsort.c
+++ b/src/backend/access/hash/hashsort.c
@@ -146,6 +146,9 @@ _h_indexbuild(HSpool *hspool, Relation heapRel)
 
 		_hash_doinsert(hspool->index, itup, heapRel);
 
+		/* allow insertion phase to be interrupted, and track progress */
+		CHECK_FOR_INTERRUPTS();
+
 		pgstat_progress_update_param(PROGRESS_CREATEIDX_TUPLES_DONE,
 									 ++tups_done);
 	}