diff --git a/Modules/PhotoacousticsAlgorithms/CMakeLists.txt b/Modules/PhotoacousticsAlgorithms/CMakeLists.txt
index a1bd2a69cf..7b8587334b 100644
--- a/Modules/PhotoacousticsAlgorithms/CMakeLists.txt
+++ b/Modules/PhotoacousticsAlgorithms/CMakeLists.txt
@@ -1,8 +1,16 @@
+set(dependencies_list MitkCore MitkAlgorithmsExt)
+
+IF(MITK_USE_OpenCL)
+  add_definitions(-DPHOTOACOUSTICS_USE_GPU)
+  set(dependencies_list ${dependencies_list} MitkOpenCL)
+  message("Using OpenCL in PhotoacousticAlgorithms")
+ENDIF(MITK_USE_OpenCL)
+
 MITK_CREATE_MODULE(
   SUBPROJECTS
-  DEPENDS MitkCore MitkAlgorithmsExt MitkOpenCL
+  DEPENDS ${dependencies_list}
   #AUTOLOAD_WITH MitkCore
   INCLUDE_DIRS PUBLIC Algorithms/ITKUltrasound Algorithms Algorithms/OCL
   INTERNAL_INCLUDE_DIRS ${INCLUDE_DIRS_INTERNAL}
   PACKAGE_DEPENDS ITK|ITKFFT+ITKImageCompose+ITKImageIntensity
-)
+)
\ No newline at end of file