diff --git a/doc/examples/plot_marked_watershed.py b/doc/examples/plot_marked_watershed.py
index d7f2c354..0e1f1c58 100644
--- a/doc/examples/plot_marked_watershed.py
+++ b/doc/examples/plot_marked_watershed.py
@@ -51,5 +51,5 @@ ax3.imshow(labels, cmap=plt.cm.spectral, interpolation='nearest', alpha=.7)
 for ax in axes:
     ax.axis('off')
 
-plt.subplots_adjust(hspace=0.01, wspace=0.01, top=1, bottom=0, left=0, right=1)
+fig.subplots_adjust(hspace=0.01, wspace=0.01, top=1, bottom=0, left=0, right=1)
 plt.show()