diff --git a/src/backend/access/brin/brin.c b/src/backend/access/brin/brin.c
index 9a984547578..4289142e20b 100644
--- a/src/backend/access/brin/brin.c
+++ b/src/backend/access/brin/brin.c
@@ -567,7 +567,7 @@ bringetbitmap(IndexScanDesc scan, TIDBitmap *tbm)
 	BrinOpaque *opaque;
 	BlockNumber nblocks;
 	BlockNumber heapBlk;
-	int			totalpages = 0;
+	int64		totalpages = 0;
 	FmgrInfo   *consistentFn;
 	MemoryContext oldcxt;
 	MemoryContext perRangeCxt;