diff --git a/qt6-after/qt6-migrated-legatus/cmake/FindArcGIS.cmake b/qt6-after/qt6-migrated-legatus/cmake/FindArcGIS.cmake
index cfa11f851..48e2fddeb 100755
--- a/qt6-after/qt6-migrated-legatus/cmake/FindArcGIS.cmake
+++ b/qt6-after/qt6-migrated-legatus/cmake/FindArcGIS.cmake
@@ -100,7 +100,10 @@ ENDIF()
 IF(NOT TARGET ArcGIS::ArcGIS)
   ADD_LIBRARY(ArcGIS::ArcGIS UNKNOWN IMPORTED)
   SET_PROPERTY(TARGET ArcGIS::ArcGIS PROPERTY INTERFACE_INCLUDE_DIRECTORIES        "${ARCGIS_INCLUDE_DIR}")
-  SET_PROPERTY(TARGET ArcGIS::ArcGIS PROPERTY INTERFACE_SYSTEM_INCLUDE_DIRECTORIES "${ARCGIS_INCLUDE_DIR}") 
+  SET_PROPERTY(TARGET ArcGIS::ArcGIS PROPERTY INTERFACE_SYSTEM_INCLUDE_DIRECTORIES "${ARCGIS_INCLUDE_DIR}")
+  # GRAPHICSVIEW_SUPPORTED is required for MapGraphicsView class to be available
+  # It's defined in ArcGISQt_global.h based on Q_OS_LINUX, but we ensure it explicitly
+  SET_PROPERTY(TARGET ArcGIS::ArcGIS APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS GRAPHICSVIEW_SUPPORTED) 
 
   IF(ARCGIS_LIBRARY_RELEASE)
     SET_PROPERTY(TARGET ArcGIS::ArcGIS APPEND PROPERTY IMPORTED_CONFIGURATIONS RELEASE)