diff --git a/Modules/DiffusionImaging/DiffusionCore/Testing/files.cmake b/Modules/DiffusionImaging/DiffusionCore/Testing/files.cmake
index e1e74266f2..e1079f3acf 100644
--- a/Modules/DiffusionImaging/DiffusionCore/Testing/files.cmake
+++ b/Modules/DiffusionImaging/DiffusionCore/Testing/files.cmake
@@ -1,12 +1,13 @@
 set(MODULE_TESTS
   mitkFactoryRegistrationTest.cpp
   mitkDiffusionImageEqualTest.cpp
   mitkNonLocalMeansDenoisingTest.cpp
+  mitkDiffusionImageEqualTest.cpp
 )
 
 set(MODULE_CUSTOM_TESTS
   mitkPyramidImageRegistrationMethodTest.cpp
   mitkDWHeadMotionCorrectionTest.cpp
   mitkImageReconstructionTest.cpp
 )