diff --git a/docs/index.rst b/docs/index.rst
index 9aae1b7..eed2deb 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -16,11 +16,11 @@ Install from PyPI the backend specific variant of django-constance:
 
 For the (default) Redis backend::
 
-    pip install django-constance[redis]
+    pip install "django-constance[redis]"
 
 For the database backend::
 
-    pip install django-constance[database]
+    pip install "django-constance[database]"
 
 Alternatively -- if you're sure that the dependencies are already
 installed -- you can also run::