diff --git a/src/include/replication/origin.h b/src/include/replication/origin.h
index ca26bc3..5093021 100644
--- a/src/include/replication/origin.h
+++ b/src/include/replication/origin.h
@@ -10,6 +10,8 @@
 #ifndef PG_ORIGIN_H
 #define PG_ORIGIN_H
 
+#include <stdint.h>
+
 #include "access/xlogdefs.h"
 #include "catalog/pg_replication_origin.h"
 #include "replication/logical.h"