diff --git a/CMakeLists.txt b/CMakeLists.txt
index 35e8370..80fc922 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -71,6 +71,7 @@ set(ICONS_HEADER_FILE "${GENERATED_HEADERS_PATH}/private/icons.h")
 set(ID_MAPPING_HEADER_FILE "${GENERATED_HEADERS_PATH}/private/idmapping.h")
 file(MAKE_DIRECTORY "${GENERATED_HEADERS_PATH}/private")
 list(APPEND SRC_FILES "${ICONS_HEADER_FILE}" "${ID_MAPPING_HEADER_FILE}")
+set(META_TIDY_EXCLUDE_REGEX ".*/headers/private.*")
 add_custom_command(
     OUTPUT "${ICONS_HEADER_FILE}" "${ID_MAPPING_HEADER_FILE}"
     COMMAND "${PERL}" "${CMAKE_CURRENT_SOURCE_DIR}/scripts/yaml2enum.pl" "${FORK_AWESOME_ICON_DEFINITIONS}"