diff --git a/src/kick.h b/src/kick.h
index 82560f77ac514f0b76d77e66e5787039380bb40e..fb524eea6055bf6c9799297267d05ce339ccf07f 100644
--- a/src/kick.h
+++ b/src/kick.h
@@ -23,8 +23,8 @@
 #include "../config.h"
 
 /* Local headers. */
-#include "const.h"
 #include "black_holes.h"
+#include "const.h"
 #include "debug.h"
 #include "stars.h"
 #include "timeline.h"