diff --git a/Documentation/contributing/documentation.rst b/Documentation/contributing/documentation.rst
index de92c16b5b..10063ea6c6 100644
--- a/Documentation/contributing/documentation.rst
+++ b/Documentation/contributing/documentation.rst
@@ -39,7 +39,7 @@ go into ``Documentation`` directory. Then,
         $ # activate the virtual environent
         $ pipenv shell
         
-        .. todo:: check that Pipfile.lock is up to date w.r.t. requirements.txt
+      .. todo:: check that Pipfile.lock is up to date w.r.t. requirements.txt
         
   2. Build documentation: