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-rw-r--r--include/astra/CudaSartAlgorithm.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/astra/CudaSartAlgorithm.h b/include/astra/CudaSartAlgorithm.h
index 319e1e9..49845f2 100644
--- a/include/astra/CudaSartAlgorithm.h
+++ b/include/astra/CudaSartAlgorithm.h
@@ -93,7 +93,7 @@ public:
bool initialize(CProjector2D* _pProjector,
CFloat32ProjectionData2D* _pSinogram,
CFloat32VolumeData2D* _pReconstruction,
- int _iGPUindex = 0, int _iDetectorSuperSampling = 1);
+ int _iGPUindex = -1, int _iDetectorSuperSampling = 1);
/** Get a description of the class.
*