diff --git a/CMakeLists.txt b/CMakeLists.txt
index 57ce6701..cc660ede 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -258,8 +258,8 @@ add_library(omni STATIC
   LEGO1/omni/src/system/mxcriticalsection.cpp
   LEGO1/omni/src/system/mxscheduler.cpp
   LEGO1/omni/src/system/mxsemaphore.cpp
-  LEGO1/omni/src/system/mxticklethread.cpp
   LEGO1/omni/src/system/mxthread.cpp
+  LEGO1/omni/src/system/mxticklethread.cpp
   LEGO1/omni/src/video/flic.cpp
   LEGO1/omni/src/video/mxbitmap.cpp
   LEGO1/omni/src/video/mxdisplaysurface.cpp