diff --git a/dap/algos/addmask.py b/dap/algos/addmask.py
index f87bdd3..e224b17 100644
--- a/dap/algos/addmask.py
+++ b/dap/algos/addmask.py
@@ -55,6 +55,9 @@ def calc_apply_additional_mask(results, pixel_mask_pf):
         # horizontal line?
         pixel_mask_pf[1794, 1503:1550] = 0
 
+        # killed by CC
+        pixel_mask_pf[1489, 655:692] = 0
+
 
     elif detector_name == "JF17T16V01":
         # mask module 11