diff --git a/CMakeExternals/OpenCV.cmake b/CMakeExternals/OpenCV.cmake
index 0ba62914ef..244903fa1f 100644
--- a/CMakeExternals/OpenCV.cmake
+++ b/CMakeExternals/OpenCV.cmake
@@ -1,64 +1,64 @@
 #-----------------------------------------------------------------------------
 # OpenCV
 #-----------------------------------------------------------------------------
 
 if(MITK_USE_OpenCV)
 
   # Sanity checks
   if(DEFINED OpenCV_DIR AND NOT EXISTS ${OpenCV_DIR})
     message(FATAL_ERROR "OpenCV_DIR variable is defined but corresponds to non-existing directory")
   endif()
 
   set(proj OpenCV)
   set(proj_DEPENDENCIES)
   set(OpenCV_DEPENDS ${proj})
 
   if(NOT DEFINED OpenCV_DIR)
 
     set(additional_cmake_args )
     if(MITK_USE_Python)
       list(APPEND additional_cmake_args
            -DBUILD_NEW_PYTHON_SUPPORT:BOOL=ON
           )
     endif()
     
     # 12-05-02, muellerm, added QT usage by OpenCV if QT is used in MITK
     if(MITK_USE_QT)
       list(APPEND additional_cmake_args
            -DWITH_QT:BOOL=ON
            -DWITH_QT_OPENGL:BOOL=OFF
            -DQT_QMAKE_EXECUTABLE:FILEPATH=${QT_QMAKE_EXECUTABLE}
           )
     endif()     
 
     set(opencv_url ${MITK_THIRDPARTY_DOWNLOAD_PREFIX_URL}/OpenCV-2.4.2.tar.bz2)
     set(opencv_url_md5 d5d13c4a65dc96cdfaad54767e428215)
 
     ExternalProject_Add(${proj}
       SOURCE_DIR ${CMAKE_BINARY_DIR}/${proj}-src
       BINARY_DIR ${proj}-build
       PREFIX ${proj}-cmake
       URL ${opencv_url}
       URL_MD5 ${opencv_url_md5}
       INSTALL_COMMAND ""
       CMAKE_GENERATOR ${gen}
       CMAKE_ARGS
         ${ep_common_args}
         -DBUILD_DOCS:BOOL=OFF
         -DBUILD_TESTS:BOOL=OFF
         -DBUILD_EXAMPLES:BOOL=OFF
         -DBUILD_DOXYGEN_DOCS:BOOL=OFF
-        -DWITH_CUDA:BOOL=OFF
+        -DWITH_CUDA:BOOL=ON
         ${additional_cmake_args}
       DEPENDS ${proj_DEPENDENCIES}
     )
 
     set(OpenCV_DIR ${CMAKE_CURRENT_BINARY_DIR}/${proj}-build)
 
   else()
 
     mitkMacroEmptyExternalProject(${proj} "${proj_DEPENDENCIES}")
 
   endif()
 
 endif()