diff --git a/README.rst b/README.rst
index 347b9e329..1db9411a2 100644
--- a/README.rst
+++ b/README.rst
@@ -12,7 +12,9 @@ MoviePy can read and write all the most common audio and video formats, includin
 Example
 --------
 
-In this example we open a video file, select the subclip between t=50s and t=60s, add a title at the center of the screen, and write the result to a new file: ::
+In this example we open a video file, select the subclip between t=50s and t=60s, add a title at the center of the screen, and write the result to a new file:
+
+.. code:: python
 
     from moviepy.editor import *
 
diff --git a/moviepy/video/compositing/concatenate.py b/moviepy/video/compositing/concatenate.py
index 86ea2cdf0..a812b85d4 100644
--- a/moviepy/video/compositing/concatenate.py
+++ b/moviepy/video/compositing/concatenate.py
@@ -120,4 +120,4 @@ def make_frame(t):
     return result
 
 
-concatenate = deprecated_version_of(concatenate_videoclips, "concatenate_videoclips")
+concatenate = deprecated_version_of(concatenate_videoclips, oldname="concatenate")