diff --git a/Code/Visualization/otbCircleGlComponent.cxx b/Code/Visualization/otbCircleGlComponent.cxx
index 80ac0720132f8e491117c44eb3c8bbba9f9d2870..822934029a5b8450e0aafdec051f0a986fb79042 100644
--- a/Code/Visualization/otbCircleGlComponent.cxx
+++ b/Code/Visualization/otbCircleGlComponent.cxx
@@ -15,9 +15,6 @@
      PURPOSE.  See the above copyright notices for more information.
 
 =========================================================================*/
-#ifndef __otbCircleGlComponent_cxx
-#define __otbCircleGlComponent_cxx
-
 #include "otbCircleGlComponent.h"
 
 
@@ -128,6 +125,3 @@ CircleGlComponent
 }
 
 }
-#endif
-
-
diff --git a/Code/Visualization/otbCrossGlComponent.cxx b/Code/Visualization/otbCrossGlComponent.cxx
index ff96f9bccee20c7553363b1d4c44334c6c2c8e9c..dbd0a845b33544c8bb495f55ea782af530f3d94b 100644
--- a/Code/Visualization/otbCrossGlComponent.cxx
+++ b/Code/Visualization/otbCrossGlComponent.cxx
@@ -15,9 +15,6 @@
      PURPOSE.  See the above copyright notices for more information.
 
 =========================================================================*/
-#ifndef __otbCrossGlComponent_cxx
-#define __otbCrossGlComponent_cxx
-
 #include "otbCrossGlComponent.h"
 
 
@@ -117,6 +114,3 @@ CrossGlComponent
 }
 
 }
-#endif
-
-
diff --git a/Code/Visualization/otbVerticalAsymptoteCurve.cxx b/Code/Visualization/otbVerticalAsymptoteCurve.cxx
index 70d650a11a682b426d82b0be59de79d953c2a82a..586398934f2d04bf6a5b1e101881d66d95bd3253 100644
--- a/Code/Visualization/otbVerticalAsymptoteCurve.cxx
+++ b/Code/Visualization/otbVerticalAsymptoteCurve.cxx
@@ -15,9 +15,6 @@
      PURPOSE.  See the above copyright notices for more information.
 
 =========================================================================*/
-#ifndef __otbVerticalAsymptoteCurve_cxx
-#define __otbVerticalAsymptoteCurve_cxx
-
 #include "otbVerticalAsymptoteCurve.h"
 
 namespace otb
@@ -81,6 +78,3 @@ VerticalAsymptoteCurve
 
 
 } // end namespace otb
-#endif
-
-