diff --git a/source/gameengine/Converter/BL_ActionActuator.cpp b/source/gameengine/Converter/BL_ActionActuator.cpp
index 859bcab5c6a..16c687df5fc 100644
--- a/source/gameengine/Converter/BL_ActionActuator.cpp
+++ b/source/gameengine/Converter/BL_ActionActuator.cpp
@@ -27,12 +27,6 @@
  * ***** END GPL LICENSE BLOCK *****
 */
 
-#if defined (__sgi)
-#include <math.h>
-#else
-#include <cmath>
-#endif
-
 #include "SCA_LogicManager.h"
 #include "BL_ActionActuator.h"
 #include "BL_ArmatureObject.h"