diff --git a/www/nghttp2/Makefile b/www/nghttp2/Makefile
index 54f0a124df23..440601480831 100644
--- a/www/nghttp2/Makefile
+++ b/www/nghttp2/Makefile
@@ -1,66 +1,66 @@
 PORTNAME=	nghttp2
 PORTVERSION=	1.62.1
 CATEGORIES=	www net
 MASTER_SITES=	https://github.com/nghttp2/nghttp2/releases/download/v${PORTVERSION}/
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	HTTP/2.0 C Library
 WWW=		https://nghttp2.org/
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	libnghttp2>=${PORTVERSION}:www/libnghttp2
 LIB_DEPENDS=	libnghttp2.so:www/libnghttp2
 
 USES=		cmake compiler:c++20-lang cpe localbase:ldflags pathfix pkgconfig python:env shebangfix ssl tar:xz
 
 CMAKE_ARGS=	-DCMAKE_INSTALL_MANDIR=share/man
 CMAKE_OFF=	BUILD_SHARED_LIBS BUILD_STATIC_LIBS BUILD_TESTING ENABLE_DEBUG ENABLE_HTTP3 ENABLE_LIB_ONLY ENABLE_STATIC_CRT ENABLE_WERROR WITH_LIBBPF WITH_MRUBY WITH_NEVERBLEED
 CMAKE_ON=	ENABLE_FAILMALLOC ENABLE_THREADS WITH_JEMALLOC
 USE_CXXSTD=	c++20
 USE_RC_SUBR=	nghttpx
 
 SHEBANG_FILES=	script/fetch-ocsp-response
 
 OPTIONS_DEFINE=	APP DOCS EXAMPLES HPACK
 OPTIONS_DEFAULT=APP HPACK
 OPTIONS_SUB=	yes
 APP_DESC=	Build h2load, nghttp, nghttpd and nghttpx
 
 APP_BUILD_DEPENDS=	c-ares>=1.7.5:dns/c-ares \
 			libev>=4.11:devel/libev
 APP_CMAKE_BOOL=		ENABLE_APP WITH_LIBXML2
 APP_LIB_DEPENDS=	libcares.so:dns/c-ares \
 			libev.so:devel/libev
 APP_USE=		GNOME=libxml2
 APP_USES=		gnome
 DOCS_CMAKE_BOOL=	ENABLE_DOC
 EXAMPLES_BUILD_DEPENDS=	libevent>=2.0.8:devel/libevent
 EXAMPLES_CMAKE_BOOL=	ENABLE_EXAMPLES
 EXAMPLES_LIB_DEPENDS=	libevent_openssl.so:devel/libevent
 HPACK_BUILD_DEPENDS=	jansson>=2.5:devel/jansson
 HPACK_CMAKE_BOOL=	ENABLE_HPACK_TOOLS
 HPACK_LIB_DEPENDS=	libjansson.so:devel/jansson
 
 .include <bsd.port.options.mk>
 
-.if ${OPSYS}_${OSREL:C/\\./-/} == FreeBSD_13-2
-USES+=	llvm
+.if ${OSREL} == 13.2
+USES+=		llvm
 EXTRA_PATCHES=	${PATCHDIR}/extra-patch-compatibility-fix
 .endif
 
-.if ${OPSYS}_${OSREL:C/\\./-/} == FreeBSD_14-0
+.if ${OSREL} == 14.0
 EXTRA_PATCHES=	${PATCHDIR}/extra-patch-compatibility-fix
 .endif
 
 post-install:
 	${MKDIR} ${STAGEDIR}${PREFIX}/etc/nghttpx/
 	${INSTALL_DATA} ${FILESDIR}/nghttpx.conf.sample ${STAGEDIR}${PREFIX}/etc/nghttpx/nghttpx.conf.sample
 
 post-install-EXAMPLES-on:
 	${MKDIR} ${STAGEDIR}${EXAMPLESDIR}/
 	${INSTALL_DATA} ${WRKSRC}/examples/*.c ${STAGEDIR}${EXAMPLESDIR}/
 	cd ${BUILD_WRKSRC}/examples/ && ${INSTALL_PROGRAM} client deflate libevent-client libevent-server ${STAGEDIR}${EXAMPLESDIR}/
 
 .include <bsd.port.mk>