Index: rtabmap-0.20.22-rolling/guilib/src/opencv/vtkImageMatSource.cpp
===================================================================
--- rtabmap-0.20.22-rolling.orig/guilib/src/opencv/vtkImageMatSource.cpp
+++ rtabmap-0.20.22-rolling/guilib/src/opencv/vtkImageMatSource.cpp
@@ -48,6 +48,7 @@
 #include <vtkInformationVector.h>
 #include <vtkStreamingDemandDrivenPipeline.h>
 #include <vtkObjectFactory.h>
+#include <vtkVersionMacros.h>
 
 namespace rtabmap {
 	vtkStandardNewMacro(vtkImageMatSource);