diff --git a/docs/install.rst b/docs/install.rst
index 03480e79..bf2647ad 100644
--- a/docs/install.rst
+++ b/docs/install.rst
@@ -11,7 +11,7 @@ You can install Pelican via several different methods. The simplest is via
 
 Or, if you plan on using Markdown::
 
-    pip install pelican[Markdown]
+    pip install "pelican[markdown]"
 
 (Keep in mind that operating systems will often require you to prefix the above
 command with ``sudo`` in order to install Pelican system-wide.)
@@ -46,7 +46,7 @@ Optional packages
 If you plan on using `Markdown <https://pypi.org/project/Markdown/>`_ as a
 markup format, you can install Pelican with Markdown support::
 
-   pip install pelican[Markdown]
+    pip install "pelican[markdown]"
 
 Or you might need to install it a posteriori::
 
diff --git a/docs/quickstart.rst b/docs/quickstart.rst
index 1f6358a7..8d6d6a5b 100644
--- a/docs/quickstart.rst
+++ b/docs/quickstart.rst
@@ -11,7 +11,7 @@ Install Pelican (and optionally Markdown if you intend to use it) on Python
 2.7.x or Python 3.5+ by running the following command in your preferred
 terminal, prefixing with ``sudo`` if permissions warrant::
 
-    pip install pelican[Markdown]
+    pip install "pelican[markdown]"
 
 Create a project
 ----------------