diff --git a/src/aare/devices/jfjoch.py b/src/aare/devices/jfjoch.py
index 4de214f2..f6671a4d 100644
--- a/src/aare/devices/jfjoch.py
+++ b/src/aare/devices/jfjoch.py
@@ -194,7 +194,7 @@ class JFJochWrapper:
             transmission=s.bl.transmission,
             ring_current_mA=s.bl.ring_current_mA,
             sample_temperature_K=s.bl.cryojet_K,
-            total_flux=s.bl.flux_ph_s,
+            total_flux=s.bl.flux_ph_s * s.bl.transmission,
             poni_rot1_rad=s.diffraction.poni_rot1_rad,
             poni_rot2_rad=s.diffraction.poni_rot2_rad,
             max_spot_count=1000,