diff --git a/Inst_eddies/Documentation_texfol/Graphiques/regions.py b/Inst_eddies/Documentation_texfol/Graphiques/regions.py
index 754b36d6b670146f287f0c232a45b2901bc2b53d..a128e4301fbc764f819d7bd158c202bc2d63a208 100755
--- a/Inst_eddies/Documentation_texfol/Graphiques/regions.py
+++ b/Inst_eddies/Documentation_texfol/Graphiques/regions.py
@@ -25,7 +25,7 @@ for filename in glob.glob("h_region_*.nc") + ["h_outermost.nc"]:
             lat = "latitude"
             
         jumble.draw_bbox(f[lon][0], f[lon][-1], f[lat][0], f[lat][-1],
-                         colors = [next(colors)], label = filename)
+                         colors = next(colors), label = filename)
 
 plt.legend(loc = "lower left", bbox_to_anchor = (1, 0.5))
 plt.subplots_adjust(right = 0.7)