diff --git a/gfx2.cfg b/gfx2.cfg
index 1bbd0cc0..efdbcf05 100644
Binary files a/gfx2.cfg and b/gfx2.cfg differ
diff --git a/graph.c b/graph.c
index 9274d35c..243a0beb 100644
--- a/graph.c
+++ b/graph.c
@@ -4830,6 +4830,9 @@ void Tracer_cercle_degrade(short Centre_X,short Centre_Y,short Rayon,short Eclai
         Traiter_degrade(Distance_X+Distance_Y,Pos_X,Pos_Y);
       }
   }
+  
+  SDL_UpdateRect(Ecran_SDL,Debut_X-Principal_Decalage_X,Debut_Y-Principal_Decalage_Y,Fin_Y-Debut_Y+1,Fin_X-Debut_X+1);
+  UpdateZoom(Debut_X,Debut_Y,Fin_Y-Debut_Y+1,Fin_X-Debut_X+1);
 }
 
 
diff --git a/moteur.c b/moteur.c
index ca967a0d..2ad3bedc 100644
--- a/moteur.c
+++ b/moteur.c
@@ -1151,6 +1151,7 @@ void Tagger_intervalle_palette(byte Debut,byte Fin)
   for (Pos_Y=0,Pos_fenetre_Y=Origine_Y+1;Pos_Y<3;Pos_Y++,Pos_fenetre_Y++)
     Pixel_dans_fenetre(Origine_X+1,Pos_fenetre_Y,CM_Noir);
   Pixel_dans_fenetre(Origine_X+2,Origine_Y+2,CM_Noir);
+  SDL_UpdateRect(Ecran_SDL,ToWinX(Origine_X),ToWinY(Origine_Y),ToWinL(2),ToWinH(2));
 
   if (Debut!=Fin)
   {
@@ -1166,6 +1167,8 @@ void Tagger_intervalle_palette(byte Debut,byte Fin)
       Pixel_dans_fenetre(Origine_X+1,Pos_fenetre_Y,CM_Noir);
     Pixel_dans_fenetre(Origine_X+2,Origine_Y+2,CM_Noir);
 
+    SDL_UpdateRect(Ecran_SDL,ToWinX(Origine_X),ToWinY(Origine_Y),ToWinL(2),ToWinH(2));
+
     // On TAG toutes les couleurs intermédiaires
     for (Indice=Debut+1;Indice<Fin;Indice++)
     {
@@ -1178,6 +1181,7 @@ void Tagger_intervalle_palette(byte Debut,byte Fin)
                          CM_Clair);
     }
   }
+
 }