diff --git a/csaxs_bec/device_configs/bl_endstation.yaml b/csaxs_bec/device_configs/bl_endstation.yaml
index 79856ed..02601f9 100644
--- a/csaxs_bec/device_configs/bl_endstation.yaml
+++ b/csaxs_bec/device_configs/bl_endstation.yaml
@@ -855,6 +855,9 @@ ebsupport:
   enabled: true
   readoutPriority: baseline
   softwareTrigger: false
+  userParameter:
+    one_reflection: -93.0
+    two_reflections: 10.9787
 
 fttrx1:
   description: FTS1 translation X
diff --git a/csaxs_bec/device_configs/bl_optics_hutch.yaml b/csaxs_bec/device_configs/bl_optics_hutch.yaml
index ec5d147..fd649f0 100644
--- a/csaxs_bec/device_configs/bl_optics_hutch.yaml
+++ b/csaxs_bec/device_configs/bl_optics_hutch.yaml
@@ -750,6 +750,9 @@ kbhtry:
   deviceTags:
     - cSAXS
     - optics
+  userParameter:
+    one_reflection: -5.0
+    two_reflections: -0.95
 
 kbhyaw:
   description: "KB Horizontal Focusing Mirror, yaw"