diff --git a/Modules/Segmentation/Labelling/include/otbLabeledOutputAccessor.h b/Modules/Segmentation/Labelling/include/otbLabeledOutputAccessor.h
index 36d84c4af70b7b91cb0850eeb648ca02f102828e..7c2edab22319a4813dfa46c1ab8d1ed361e5fdd9 100644
--- a/Modules/Segmentation/Labelling/include/otbLabeledOutputAccessor.h
+++ b/Modules/Segmentation/Labelling/include/otbLabeledOutputAccessor.h
@@ -21,6 +21,8 @@
 #ifndef __otbLabeledOutputAccessor_h
 #define __otbLabeledOutputAccessor_h
 
+#include "itkMacro.h"
+
 namespace otb
 {