diff --git a/graphics/osgearth/Makefile b/graphics/osgearth/Makefile
index 037173005bf2..95e8b341d493 100644
--- a/graphics/osgearth/Makefile
+++ b/graphics/osgearth/Makefile
@@ -1,58 +1,61 @@
 PORTNAME=	osgearth
 PORTVERSION=	3.6.1
 DISTVERSIONPREFIX=	${PORTNAME}-
 PORTREVISION=	8
 CATEGORIES=	graphics geography
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	C++ terrain rendering toolkit for OpenSceneGraph
 WWW=		http://osgearth.org/
 
 LICENSE=	LGPL3
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
+BROKEN=		Fails to build, error: cannot assign to non-static data member 'length' with const-qualified type 'const SizeType'
+EXPIRATION_DATE=2025-12-31
+
 LIB_DEPENDS=	libcurl.so:ftp/curl \
 		libgdal.so:graphics/gdal \
 		libgeos_c.so:graphics/geos \
 		libosg.so:graphics/osg \
 		libprotobuf.so:devel/protobuf \
 		libwebp.so:graphics/webp
 
 USES=		cmake compiler:c++17-lang gl pkgconfig sqlite
 USE_CXXSTD=	c++17
 USE_GITHUB=	yes
 GH_ACCOUNT=	gwaldron ocornut:imgui Esri:lerc Tencent:rapidjson
 GH_PROJECT=	imgui:imgui lerc:lerc rapidjson:rapidjson
 GH_TAGNAME=	cab7edd:imgui 19542a0:lerc f54b0e4:rapidjson
 USE_GL=		gl
 USE_LDCONFIG=	yes
 
 CMAKE_ARGS+=	-DCMAKE_INCLUDE_PATH:PATH=${LOCALBASE}/include \
 		-DCMAKE_LIBRARY_PATH:PATH=${LOCALBASE}/lib \
 		-DLIB_POSTFIX:STRING=""
 
 LDFLAGS+=	-Wl,--as-needed
 
 PLIST_SUB=	PORTVERSION=${PORTVERSION}
 
 OPTIONS_DEFINE=		SPDLOG
 OPTIONS_DEFAULT=	SPDLOG
 SPDLOG_DESC=		Logging support via devel/spdlog
 
 SPDLOG_LIB_DEPENDS=	libspdlog.so:devel/spdlog
 
 post-extract:
 .for sm in imgui lerc rapidjson
 	@${MV} ${WRKSRC_${sm}}/* ${WRKSRC}/src/third_party/${sm}/
 .endfor
 
 post-patch-SPDLOG-off:
 	@${REINPLACE_CMD} '/find_package(spdlog)/d' ${WRKSRC}/CMakeLists.txt
 
 .include <bsd.port.options.mk>
 
 .if ${ARCH} != amd64
 EXTRA_PATCHES+=	${FILESDIR}/extra-patch-no-ia32-sse
 .endif
 
 .include <bsd.port.mk>