diff --git a/src/pymodaq_plugins_thorlabs/daq_viewer_plugins/plugins_2D/daq_2Dviewer_Thorlabs_TSI.py b/src/pymodaq_plugins_thorlabs/daq_viewer_plugins/plugins_2D/daq_2Dviewer_Thorlabs_TSI.py
index e9c3534..d8c3614 100644
--- a/src/pymodaq_plugins_thorlabs/daq_viewer_plugins/plugins_2D/daq_2Dviewer_Thorlabs_TSI.py
+++ b/src/pymodaq_plugins_thorlabs/daq_viewer_plugins/plugins_2D/daq_2Dviewer_Thorlabs_TSI.py
@@ -244,7 +244,7 @@ def grab_data(self, Naverage=1, **kwargs):
             # Warning, acquisition_in_progress returns 1,0 and not a real bool
             if not self.controller.acquisition_in_progress():
                 self.controller.clear_acquisition()
-                self.controller.start_acquisition()
+                self.controller.start_acquisition(nframes=10)
             #Then start the acquisition
             self.callback_signal.emit()  # will trigger the wait for acquisition
 
@@ -351,4 +351,4 @@ def wait_for_acquisition(self):
 
 
 if __name__ == '__main__':
-    main(__file__, init=False)
+    main(__file__, init=True)