diff --git a/CMLibFormatSources.cmake b/CMLibFormatSources.cmake
index 3e07567..13d7fc9 100644
--- a/CMLibFormatSources.cmake
+++ b/CMLibFormatSources.cmake
@@ -8,8 +8,12 @@ function(add_uncrustify_format)
     if(NOT TARGET uncrustify-format)
       add_custom_target(uncrustify-format)
     endif()
+    list(APPEND OPTS -lCPP --replace --no-backup)
+    if(EXISTS ${CMAKE_SOURCE_DIR}/cmake/etc/uncrustify/default.cfg)
+      list(APPEND OPTS -c ${CMAKE_SOURCE_DIR}/cmake/etc/uncrustify/default.cfg)
+    endif()
     add_custom_target(uncrustify-format-${_target}
-      COMMAND ${UNCRUSTIFY_EXE} -lCPP --replace --no-backup ${_sources})
+      COMMAND ${UNCRUSTIFY_EXE} ${OPTS} ${_sources})
     add_dependencies(uncrustify-format uncrustify-format-${_target})
   else()
     message(WARNING "Uncrustify is not found")