diff --git a/receiver/JFJochReceiverDarkMask.cpp b/receiver/JFJochReceiverDarkMask.cpp
index c9e53d95b..527cd77f0 100644
--- a/receiver/JFJochReceiverDarkMask.cpp
+++ b/receiver/JFJochReceiverDarkMask.cpp
@@ -13,9 +13,7 @@ JFJochReceiverDarkMask::JFJochReceiverDarkMask(const DiffractionExperiment &in_e
                                                const SpotFindingSettings &in_spot_finding_settings,
                                                JFJochReceiverCurrentStatus &in_current_status,
                                                JFJochReceiverPlots &in_plots,
-                                               ImageBuffer &in_image_buffer,
-                                               ZMQPreviewSocket *in_zmq_preview_socket,
-                                               ZMQMetadataSocket *in_zmq_metadata_socket)
+                                               ImageBuffer &in_image_buffer)
     : JFJochReceiverStream(in_experiment,
                            in_pixel_mask,
                            in_image_puller,
@@ -25,9 +23,7 @@ JFJochReceiverDarkMask::JFJochReceiverDarkMask(const DiffractionExperiment &in_e
                            in_spot_finding_settings,
                            in_current_status,
                            in_plots,
-                           in_image_buffer,
-                           in_zmq_preview_socket,
-                           in_zmq_metadata_socket),
+                           in_image_buffer),
       mask_buffer(nthreads),
       dark_mask_analysis(in_experiment.GetDarkMaskSettings(), in_experiment.GetPixelsNum()) {
     StartThreads();
diff --git a/receiver/JFJochReceiverDarkMask.h b/receiver/JFJochReceiverDarkMask.h
index c3c6b84dd..d0706f88a 100644
--- a/receiver/JFJochReceiverDarkMask.h
+++ b/receiver/JFJochReceiverDarkMask.h
@@ -8,7 +8,7 @@
 #include "JFJochReceiverStream.h"
 #include "../image_analysis/dark_mask_analysis/DarkMaskAnalysis.h"
 
-// The dark frames of the mask sequence: each goes into DarkMaskAnalysis and the image buffer, nothing is sent.
+// The dark frames of the mask sequence: each goes into DarkMaskAnalysis and the image buffer, nothing goes out on any socket.
 class JFJochReceiverDarkMask : public JFJochReceiverStream {
     std::vector<std::vector<uint8_t>> mask_buffer;   // per image thread
     DarkMaskAnalysis dark_mask_analysis;
@@ -24,9 +24,7 @@ public:
                            const SpotFindingSettings &spot_finding_settings,
                            JFJochReceiverCurrentStatus &current_status,
                            JFJochReceiverPlots &plots,
-                           ImageBuffer &image_buffer,
-                           ZMQPreviewSocket *zmq_preview_socket = nullptr,
-                           ZMQMetadataSocket *zmq_metadata_socket = nullptr);
+                           ImageBuffer &image_buffer);
     ~JFJochReceiverDarkMask() override;
 
     JFJochReceiverOutput GetFinalStatistics() const override;
diff --git a/receiver/JFJochReceiverService.cpp b/receiver/JFJochReceiverService.cpp
index cf9f767bd..47c1b2743 100644
--- a/receiver/JFJochReceiverService.cpp
+++ b/receiver/JFJochReceiverService.cpp
@@ -163,9 +163,7 @@ void JFJochReceiverService::Start(const DiffractionExperiment &experiment,
                                                                     spot_finding_settings,
                                                                     receiver_status,
                                                                     plots,
-                                                                    image_buffer,
-                                                                    zmq_preview_socket.get(),
-                                                                    zmq_metadata_socket.get());
+                                                                    image_buffer);
             else if (rugnux_enable && (experiment.GetDetectorMode() == DetectorMode::Standard) && RugnuxRotationData(experiment))
                 receiver = std::make_unique<JFJochReceiverRugnuxRotation>(
                         experiment, pixel_mask, *image_puller, image_pusher, logger, nthreads,