diff --git a/image_analysis/MXAnalysisAfterFPGA.cpp b/image_analysis/MXAnalysisAfterFPGA.cpp
index f92a009cd..c90597936 100644
--- a/image_analysis/MXAnalysisAfterFPGA.cpp
+++ b/image_analysis/MXAnalysisAfterFPGA.cpp
@@ -37,8 +37,10 @@ MXAnalysisAfterFPGA::MXAnalysisAfterFPGA(const DiffractionExperiment &in_experim
       indexer(indexer),
       prediction(CreateBraggPrediction(experiment.IsRotationIndexing())),
       // No pixel mask reaches this path: the FPGA image marks its own masked pixels, so only a
-      // saturated pixel is read as an overload here.
-      bragg_engine(std::make_unique<BraggIntegrationEngineCPU>(in_experiment, PixelMask(in_experiment))) {
+      // saturated pixel is read as an overload here. The edge mask is taken in the image's own layout,
+      // which is the raw one when the geometry is not transformed.
+      bragg_engine(std::make_unique<BraggIntegrationEngineCPU>(
+          in_experiment, PixelMask(PixelMask(in_experiment).GetMask(in_experiment)))) {
     if (experiment.IsSpotFindingEnabled())
         find_spots = true;