diff --git a/games/pacmanarena/Makefile b/games/pacmanarena/Makefile
index 0dfaa7415..305d98efc 100644
--- a/games/pacmanarena/Makefile
+++ b/games/pacmanarena/Makefile
@@ -1,4 +1,5 @@
 # Created by: Rusmir Dusko <nemysis@FreeBSD.org>
+# $FreeBSD: head/games/pacmanarena/Makefile 565826 2021-02-17 23:08:36Z linimon $
 
 PORTNAME=	pacmanarena
 PORTVERSION=	0.15
@@ -16,13 +17,13 @@ COMMENT=	Pacman clone in full 3D with a few surprises
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
-BROKEN_FreeBSD_13=	ld: error: duplicate symbol: keyboard_map
 BROKEN_FreeBSD_14=	ld: error: duplicate symbol: keyboard_map
 
 WRKSRC=		${WRKDIR}/${PORTNAME:S/arena//}
 
-USES=		gnome sdl
+USES=		gnome sdl gl
 USE_SDL=	mixer net sdl
+USE_GL=		gl glu
 GNU_CONFIGURE=	yes
 LDFLAGS+=	-lm
 
diff --git a/games/pacmanarena/files/patch-include_input.h b/games/pacmanarena/files/patch-include_input.h
new file mode 100644
index 000000000..fac4b88f4
--- /dev/null
+++ b/games/pacmanarena/files/patch-include_input.h
@@ -0,0 +1,11 @@
+--- include/input.h.orig	2021-06-10 21:18:10 UTC
++++ include/input.h
+@@ -22,8 +22,6 @@
+ #ifndef _INPUT_H
+ #define _INPUT_H
+ 
+-char *keyboard_map;
+-
+ void input_reset(void);
+ void input_update(void);
+ int input_kstate(int ksym);