diff --git a/src/cmd/gc/pgen.c b/src/cmd/gc/pgen.c
index d04587e74cf..c24648737b7 100644
--- a/src/cmd/gc/pgen.c
+++ b/src/cmd/gc/pgen.c
@@ -2,10 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-#undef	EXTERN
-#define	EXTERN
-#include "gg.h"
-#include "opt.h"
+#include	"gg.h"
+#include	"opt.h"
 
 static void compactframe(Prog* p);