diff --git a/contrib/dblink/dblink.c b/contrib/dblink/dblink.c
index 7718b65f33..b19625bb9e 100644
--- a/contrib/dblink/dblink.c
+++ b/contrib/dblink/dblink.c
@@ -29,7 +29,7 @@
 #include "postgres.h"
 
 #include "libpq-fe.h"
-#include "libpq-int.h"
+
 #include "fmgr.h"
 #include "funcapi.h"
 #include "access/tupdesc.h"