diff --git a/external/gpl3/Makefile b/external/gpl3/Makefile
index 64bf2b02279f..385a625ac7f7 100644
--- a/external/gpl3/Makefile
+++ b/external/gpl3/Makefile
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.4 2011/06/29 02:05:24 mrg Exp $
+#	$NetBSD: Makefile,v 1.5 2011/10/08 21:52:15 christos Exp $
 
 .include <bsd.own.mk>
 
@@ -12,4 +12,10 @@ SUBDIR+=	gcc
 .endif
 .endif
 
+.if ${MKGDB} != "no"
+.if ${HAVE_GDB} == "7"
+SUBDIR+=        gdb
+.endif
+.endif
+
 .include <bsd.subdir.mk>