diff --git a/pgxn/neon/neon.c b/pgxn/neon/neon.c
index 3197a7e715a1..d107cdc1c275 100644
--- a/pgxn/neon/neon.c
+++ b/pgxn/neon/neon.c
@@ -597,7 +597,7 @@ _PG_init(void)
 
 	pg_init_libpagestore();
 	pg_init_walproposer();
-        WalSender_Custom_XLogReaderRoutines = NeonOnDemandXLogReaderRoutines;
+	WalSender_Custom_XLogReaderRoutines = NeonOnDemandXLogReaderRoutines;
 	LogicalFuncs_Custom_XLogReaderRoutines = NeonOnDemandXLogReaderRoutines;
 
 	InitLogicalReplicationMonitor();