diff --git a/Modules/Segmentation/Testing/CMakeLists.txt b/Modules/Segmentation/Testing/CMakeLists.txt
index 8131d1c3ea..5ce56f7863 100644
--- a/Modules/Segmentation/Testing/CMakeLists.txt
+++ b/Modules/Segmentation/Testing/CMakeLists.txt
@@ -1,2 +1,2 @@
 MITK_CREATE_MODULE_TESTS()
-mitkAddCustomModuleTest(mitkSegmentationInterpolationTest mitkSegmentationInterpolationTest ${MITK_DATA_DIR}/interpolation_test_manual.pic.gz ${MITK_DATA_DIR}/interpolation_test_result.pic.gz)
+mitkAddCustomModuleTest(mitkSegmentationInterpolationTest mitkSegmentationInterpolationTest ${MITK_DATA_DIR}/interpolation_test_manual.nrrd ${MITK_DATA_DIR}/interpolation_test_result.nrrd)