diff --git a/CMakeLists.txt b/CMakeLists.txt
index ac3c7a7..3066931 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -57,8 +57,8 @@ add_module(ringbuffer library/ringbuffer OFF OFF)
 add_module(peripheral peripheral OFF ON)
 add_module(lua lua OFF ON)
 add_module(bspMCU bspMCU OFF OFF)
-add_module(optional optional OFF OFF)
 add_module(RBcore RBcore OFF OFF)
+add_module(optional optional OFF OFF)
 
 if(A_BUILD_MAIN)
     add_subdirectory(main)