You have modified or added at least one vcpkg.json where you should check the "license" field. If you feel able to do so, please consider adding a "license" field to the following files: ports/ade/vcpkg.json ports/asiosdk/vcpkg.json ports/atl/vcpkg.json ports/atlmfc/vcpkg.json ports/azure-kinect-sensor-sdk/vcpkg.json ports/backward-cpp/vcpkg.json ports/bde/vcpkg.json ports/bext-di/vcpkg.json ports/bext-wintls/vcpkg.json ports/bond/vcpkg.json ports/boringssl/vcpkg.json ports/capstone/vcpkg.json ports/cargs/vcpkg.json ports/cctz/vcpkg.json ports/cfitsio/vcpkg.json ports/cimg/vcpkg.json ports/civetweb/vcpkg.json ports/clamav/vcpkg.json ports/corrade/vcpkg.json ports/cpp-ipc/vcpkg.json ports/ffnvcodec/vcpkg.json ports/flagpp/vcpkg.json ports/freetype-gl/vcpkg.json ports/gl2ps/vcpkg.json ports/glui/vcpkg.json ports/graphite2/vcpkg.json ports/hypre/vcpkg.json ports/jhasse-poly2tri/vcpkg.json ports/json5-parser/vcpkg.json ports/kddockwidgets/vcpkg.json 085 ports/kd-soap/vcpkg.json ports/kdsoap/vcpkg.json ports/keystone/vcpkg.json ports/kf5service/vcpkg.json ports/kf5texteditor/vcpkg.json ports/krabsetw/vcpkg.json ports/libbacktrace/vcpkg.json ports/libconfig/vcpkg.json ports/libgig/vcpkg.json ports/libgwenhywfar/vcpkg.json ports/libics/vcpkg.json ports/liblemon/vcpkg.json ports/libmad/vcpkg.json ports/libmaxminddb/vcpkg.json ports/libmediainfo/vcpkg.json ports/libmorton/vcpkg.json ports/libmspack/vcpkg.json ports/libnop/vcpkg.json ports/libosip2/vcpkg.json ports/libraqm/vcpkg.json ports/librsync/vcpkg.json ports/libsvm/vcpkg.json ports/libtommath/vcpkg.json ports/libunifex/vcpkg.json ports/libuvc/vcpkg.json ports/libxdiff/vcpkg.json ports/lpeg/vcpkg.json ports/luafilesystem/vcpkg.json ports/nana/vcpkg.json ports/nanodbc/vcpkg.json ports/nmap/vcpkg.json ports/numactl/vcpkg.json ports/openmpi/vcpkg.json ports/plf-colony/vcpkg.json ports/protobuf-c/vcpkg.json ports/qca/vcpkg.json ports/reproc/vcpkg.json ports/rmqcpp/vcpkg.json ports/rsocket/vcpkg.json ports/sciter-js/vcpkg.json ports/sdl2-gfx/vcpkg.json ports/soem/vcpkg.json ports/soundtouch/vcpkg.json ports/soxr/vcpkg.json ports/spirv-cross/vcpkg.json ports/spirv-headers/vcpkg.json ports/stxxl/vcpkg.json ports/tacopie/vcpkg.json ports/tinygltf/vcpkg.json ports/treehopper/vcpkg.json ports/type-safe/vcpkg.json ports/unittest-cpp/vcpkg.json ports/valijson/vcpkg.json ports/vxl/vcpkg.json ports/wcslib/vcpkg.json ports/websocketpp/vcpkg.json ports/winpcap/vcpkg.json ports/wintoast/vcpkg.json ports/yaml-cpp/vcpkg.json ports/zoe/vcpkg.json scripts/test_ports/vcpkg-ci-boost/vcpkg.json scripts/test_ports/vcpkg-ci-ffmpeg/vcpkg.json scripts/test_ports/vcpkg-ci-soci/vcpkg.json Valid values for the license field can be found at https://learn.microsoft.com/en-us/vcpkg/reference/vcpkg-json#license If you feel able to do so, please consider replacing the deprecated license identifiers in the following files: ports/avisynthplus/vcpkg.json (has deprecated license "GPL-2.0") ports/cppp-reiconv/vcpkg.json (has deprecated license "GPL-3.0") ports/kerbal/vcpkg.json (has deprecated license "GPL-3.0") ports/libnick/vcpkg.json (has deprecated license "GPL-3.0") ports/libsbml/vcpkg.json (has deprecated license "LGPL-2.1") ports/libsystemd/vcpkg.json (has deprecated license "LGPL-2.1+") ports/liburing/vcpkg.json (has deprecated license "GPL-2.0") ports/readline-win32/vcpkg.json (has deprecated license "GPL-2.0") ports/sdbus-cpp/vcpkg.json (has deprecated license "LGPL-2.1") Deprecated and non deprecated license identifiers can be found at https://spdx.org/licenses/#deprecated