diff --git a/Modules/DicomRT/files.cmake b/Modules/DicomRT/files.cmake
index 0cf7e8fb66..09437064bc 100644
--- a/Modules/DicomRT/files.cmake
+++ b/Modules/DicomRT/files.cmake
@@ -1,17 +1,18 @@
 file(GLOB_RECURSE H_FILES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/include/*")
 
 SET(CPP_FILES
   mitkRTDoseReader.cpp
   mitkRTConstants.cpp
   mitkIsoDoseLevel.cpp
   mitkIsoDoseLevelCollections.cpp
   mitkIsoDoseLevelSetProperty.cpp
   mitkIsoDoseLevelVectorProperty.cpp
+  mitkRTStructureSetReader.cpp
   Rendering/mitkDoseImageVtkMapper2D.cpp
 )
 
 set(TPP_FILES
 )
 
 set(MOC_H_FILES
 )