diff --git a/src/backend/access/transam/xlogprefetcher.c b/src/backend/access/transam/xlogprefetcher.c
index ecd794148c5..3cb698d3bcb 100644
--- a/src/backend/access/transam/xlogprefetcher.c
+++ b/src/backend/access/transam/xlogprefetcher.c
@@ -362,7 +362,7 @@ XLogPrefetcher *
 XLogPrefetcherAllocate(XLogReaderState *reader)
 {
 	XLogPrefetcher *prefetcher;
-	HASHCTL ctl;
+	HASHCTL		ctl;
 
 	prefetcher = palloc0(sizeof(XLogPrefetcher));
 	prefetcher->reader = reader;