diff --git a/src/yapsut/graphics.py b/src/yapsut/graphics.py
index a3f3034d0adce8010169def2d520b54a846048ba..b94efbbfb535b295e76b8cb83413d4d4a24e4451 100644
--- a/src/yapsut/graphics.py
+++ b/src/yapsut/graphics.py
@@ -487,10 +487,10 @@ class StandardFig() :
         """ generates a GridSpec array. See matplotlib.gridspec.GridSpec """
         import matplotlib.gridspec as gridspec
         return gridspec.GridSpec(nrows,ncols,**kargs)
-    def xaxis_visible(self,visible)
+    def xaxis_visible(self,visible) :
         import matplotlib.gridspec as gridspec
         plt.gca().get_xaxis().set_visible(visible)
-    def yaxis_visible(self,visible)
+    def yaxis_visible(self,visible) :
         import matplotlib.gridspec as gridspec
         plt.gca().get_xaxis().set_visible(visible)
     #