diff --git a/sf_manufacturing/models/mrp_workorder.py b/sf_manufacturing/models/mrp_workorder.py
index d8e6fe02..1751a9e3 100644
--- a/sf_manufacturing/models/mrp_workorder.py
+++ b/sf_manufacturing/models/mrp_workorder.py
@@ -1039,10 +1039,8 @@ class CNCprocessing(models.Model):
             for f in files:
                 if os.path.splitext(f)[1] == ".pdf":
                     full_path = os.path.join(serverdir, root, f)
-                    if full_path is not False:
-                        if not cnc_processing.workorder_id.cnc_worksheet:
-                            cnc_processing.workorder_id.cnc_worksheet = base64.b64encode(
-                                open(full_path, 'rb').read())
+                    cnc_processing.workorder_id.cnc_worksheet = base64.b64encode(
+                        open(full_path, 'rb').read())
                 else:
                     if f in program_path:
                         # if cnc_processing.program_name == f.split('.')[0]: