diff --git a/lang/ofc/Makefile b/lang/ofc/Makefile
index 1b705f8e7ff5..6edda9b5379e 100644
--- a/lang/ofc/Makefile
+++ b/lang/ofc/Makefile
@@ -20,7 +20,7 @@ USE_SDL=	sdl
 USES=		libtool objc pathfix
 GNU_CONFIGURE=	yes
 USE_LDCONFIG=	yes
-CPPFLAGS+=	-I${LOCALBASE}/include -I${LOCALBASE}/include/libpng15 ${PTHREAD_CFLAGS}
+CPPFLAGS+=	-I${LOCALBASE}/include ${PTHREAD_CFLAGS}
 LDFLAGS+=	-L${LOCALBASE}/lib ${PTHREAD_LIBS}
 INSTALL_TARGET=	install-strip