diff --git a/scripts/cmake/vcpkg_configure_gn.cmake b/scripts/cmake/vcpkg_configure_gn.cmake
index 3363546467..efd0bcb4b4 100644
--- a/scripts/cmake/vcpkg_configure_gn.cmake
+++ b/scripts/cmake/vcpkg_configure_gn.cmake
@@ -5,6 +5,7 @@ function(z_vcpkg_configure_gn_generate)
     endif()
 
     message(STATUS "Generating build (${arg_CONFIG})...")
+    file(REMOVE_RECURSE "${CURRENT_BUILDTREES_DIR}/${arg_CONFIG}")
     vcpkg_execute_required_process(
         COMMAND "${GN}" gen "${CURRENT_BUILDTREES_DIR}/${arg_CONFIG}" "${arg_ARGS}"
         WORKING_DIRECTORY "${arg_SOURCE_PATH}"