diff --git a/doc/ext/notebook.py b/doc/ext/notebook.py
index 39ab9a09..7a4de781 100644
--- a/doc/ext/notebook.py
+++ b/doc/ext/notebook.py
@@ -54,7 +54,7 @@ class Notebook():
             json.dump(self.template, output, indent=2)
 
 
-def save_ipython_notebook(example_file, notebook_dir, notebook_path, basename):
+def save_ipython_notebook(example_file, notebook_dir, notebook_path):
     """ Saves a Python file as an IPython notebook 
 
     Parameters
diff --git a/doc/ext/plot2rst.py b/doc/ext/plot2rst.py
index 9216365c..7de4f589 100644
--- a/doc/ext/plot2rst.py
+++ b/doc/ext/plot2rst.py
@@ -374,7 +374,7 @@ def write_example(src_name, src_dir, rst_dir, cfg):
         else:
             shutil.copy(cfg.plot2rst_default_thumb, thumb_path)
 
-    save_ipython_notebook(example_file, notebook_dir, notebook_path, basename)
+    save_ipython_notebook(example_file, notebook_dir, notebook_path)
 
 
 def save_thumbnail(image, thumb_path, shape):