diff --git a/games/doomlegacy/Makefile b/games/doomlegacy/Makefile
index 4b939818fd71..bce42d3d9d7c 100644
--- a/games/doomlegacy/Makefile
+++ b/games/doomlegacy/Makefile
@@ -1,55 +1,58 @@
 PORTNAME=	doomlegacy
-PORTVERSION=	1.48.14
+PORTVERSION=	1.48.18
 PORTEPOCH=	1
 CATEGORIES=	games
 MASTER_SITES=	SF/${PORTNAME}/${DISTVERSION:S,_,%20,}/
 DISTNAME=	${PORTNAME}_${DISTVERSION}_source
 DISTFILES=	${DISTNAME}${EXTRACT_SUFX} \
 		${PORTNAME}_${DISTVERSION}_common.zip
 
 MAINTAINER=	danfe@FreeBSD.org
 COMMENT=	Improved and extended version of Doom
 WWW=		https://doomlegacy.sourceforge.net/
 
 LICENSE=	GPLv2
 
 USES=		gl gmake sdl tar:bzip2
 USE_GL=		gl glu
 USE_SDL=	mixer sdl
 MAKE_ARGS=	OS=${OPSYS:tu}
-MAKE_ENV=	CC_ENVIRONMENT=1 HAVE_ZLIB=1
+MAKE_ENV=	CC_ENVIRONMENT=1
+
+WRKSRC=		${WRKDIR}/${PORTNAME}_${PORTVERSION}/svn1749
 
 PLIST_FILES=	bin/${PORTNAME} share/doom/dogs.wad share/doom/legacy.wad
 PORTDOCS=	*
 
 OPTIONS_DEFINE=	DOCS LIBZIP
 OPTIONS_DEFINE_i386=	ASM
 OPTIONS_DEFAULT=	LIBZIP
 ASM_BROKEN=	segmentation fault in ASM_PatchRowBytes()
 
 ASM_BUILD_DEPENDS=	nasm:devel/nasm
 ASM_MAKE_ENV=		USEASM=1
 
 LIBZIP_DESC=		Zipped WAD file support via libzip
 LIBZIP_LIB_DEPENDS=	libzip.so:archivers/libzip
 LIBZIP_MAKE_ENV=	HAVE_LIBZIP=1
 
 post-patch: .SILENT
+	${REINPLACE_CMD} -e 's/^HAVE_LIBZIP/#&/' ${WRKSRC}/make_options_nix
 # Adjust default WAD search path and disable IPX
 	${REINPLACE_CMD} -e '/DEFWADS04/s|/.*|${DMDIR}"|' \
 		-e '/USE_IPX/s|define|undef|' ${WRKSRC}/src/doomdef.h
 
 pre-build:
 	@${SETENV} ${MAKE_ENV} ${MAKE_CMD} ${MAKE_ARGS} depend \
 		-C ${BUILD_WRKSRC}
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/bin/doomlegacy ${STAGEDIR}${PREFIX}/bin
 	@${MKDIR} ${STAGEDIR}${DMDIR}
 	${INSTALL_DATA} ${WRKDIR}/${PORTNAME}_${PORTVERSION}_common/*.wad \
 		${STAGEDIR}${DMDIR}
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	cd ${WRKSRC}/docs && ${COPYTREE_SHARE} . ${STAGEDIR}${DOCSDIR}
 
 .include "${.CURDIR}/../doom-data/Makefile.include"
 .include <bsd.port.mk>
diff --git a/games/doomlegacy/distinfo b/games/doomlegacy/distinfo
index 20942412c00f..157939763e78 100644
--- a/games/doomlegacy/distinfo
+++ b/games/doomlegacy/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1703805810
-SHA256 (doomlegacy_1.48.14_source.tar.bz2) = 32f1de12088aa0fc339c12de1d2ba6756a9e6ab85ef6c4bcd6f8985374a73064
-SIZE (doomlegacy_1.48.14_source.tar.bz2) = 2624909
-SHA256 (doomlegacy_1.48.14_common.zip) = 3fecd4ee0fe943b92bf77eac08436953ab1a032403f539879c8599c8c02fb9f8
-SIZE (doomlegacy_1.48.14_common.zip) = 1056545
+TIMESTAMP = 1747209123
+SHA256 (doomlegacy_1.48.18_source.tar.bz2) = 80f502afb4b7c6a87e5c291cf8b145e4e0c01bf0dde9a79c64a1306890a3eb19
+SIZE (doomlegacy_1.48.18_source.tar.bz2) = 2803672
+SHA256 (doomlegacy_1.48.18_common.zip) = 9a611d6bef7693c4a2c12bd60dff123fa161a23bc2e13877c89161bf63f39313
+SIZE (doomlegacy_1.48.18_common.zip) = 1104556
diff --git a/games/doomlegacy/files/patch-src_Makefile b/games/doomlegacy/files/patch-src_Makefile
index 35550b1c87ff..f4d789c621ca 100644
--- a/games/doomlegacy/files/patch-src_Makefile
+++ b/games/doomlegacy/files/patch-src_Makefile
@@ -1,38 +1,28 @@
 --- src/Makefile.orig	2023-12-28 23:33:46 UTC
 +++ src/Makefile
 @@ -613,8 +613,10 @@ endif
  OPTINC:=
  INSTALL_SUPPL:=
  
 -CFLAGS:=
 +#CFLAGS:=
  # Machine architecture.
 +# (Ab)using ARCH is very bad idea and can easily break things!
 +override undefine ARCH
  ifdef ARCH
    # if does not have leading -march, -mcpu, -mtune, or similar.
    ifeq ($(filter -march% -mcpu% -mtune% -m%, $(strip $(ARCH))),)
-@@ -1260,8 +1262,7 @@ ifdef CDMUS
- endif
- 
- # LIBZIP
--# For now, Linux only.
--ifeq ($(OS), LINUX)
-+ifneq ($(filter LINUX FREEBSD,$(OS)),)
-   ifdef HAVE_DLOPEN
-     LIBS+=-ldl
-     OPTS+=-DHAVE_DLOPEN
 @@ -1317,11 +1318,11 @@ ifdef DEBUG
  else
  # build a normal optimized version
    #CFLAGS+=-O3
 -  CFLAGS+=$(OPTLEV) -fomit-frame-pointer
 +  #CFLAGS+=$(OPTLEV) -fomit-frame-pointer
  endif
  endif
  
 -CFLAGS+=-ffast-math -fno-strict-aliasing
 +#CFLAGS+=-ffast-math -fno-strict-aliasing
  # WIN98 linking needs LCFLAGS without -D flags and does not need includes
  LCFLAGS:=$(CFLAGS)
  CFLAGS+=$(OPTS) $(OPTINC)