diff --git a/src/engine/engine.cpp b/src/engine/engine.cpp
index fceb62e67..b86e11ad6 100644
--- a/src/engine/engine.cpp
+++ b/src/engine/engine.cpp
@@ -17,9 +17,9 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
+#define _USE_MATH_DEFINES
 #include "dispatch.h"
 #include "song.h"
-#define _USE_MATH_DEFINES
 #include "engine.h"
 #include "instrument.h"
 #include "safeReader.h"