In your CMake:
# Conan 1 profile [settings] os=Macos os.version=10.15 compiler=apple-clang compiler.version=12.0 [settings] os=macOS os.version=11.0 compiler=apple-clang compiler.version=13.0 compiler.libcxx=libc++ conan 2 migration
: Most Conan 1 recipes need updates. Use conan create --version=1.0 --name=oldpkg . In your CMake: # Conan 1 profile [settings] os=Macos os