diff --git a/app/but/prepajury_desc.py b/app/but/prepajury_desc.py
index cea08c980..653e1ad6b 100644
--- a/app/but/prepajury_desc.py
+++ b/app/but/prepajury_desc.py
@@ -264,7 +264,7 @@ class ParcoursDesc:
             ],
         )
         frame = ws.get_frame_engine(
-            1, 1, SCO_BORDERTHICKNESS.BORDER_THICK, SCO_COLORS.BLUE
+            1, 1, SCO_BORDERTHICKNESS.BORDER_THICK
         )
         column = self.handle_description(ws, titles, 1, 1)
         frame.close(4, column - 1)
diff --git a/app/but/prepajury_xl.py b/app/but/prepajury_xl.py
index 3eeec2ab5..058229d65 100644
--- a/app/but/prepajury_xl.py
+++ b/app/but/prepajury_xl.py
@@ -298,7 +298,7 @@ class ScoExcelSheet:
     ):
         cell: Sco_Cell = self.cells[row][column]
         cell.text = text
-        self.signature = FMT.compose(composition, from_signature)
+        cell.alter(FMT.compose(composition, from_signature))
 
     def set_column_dimension_width(self, cle=None, value=21):
         """Détermine la largeur d'une colonne. cle -- identifie la colonne ("A" "B", ... ou 0, 1, 2, ...) si None,