diff --git a/doc/admin/config.rst b/doc/admin/config.rst
index 525a3ba695..4cb99372fe 100644
--- a/doc/admin/config.rst
+++ b/doc/admin/config.rst
@@ -345,7 +345,7 @@ to speed up various operations::
     The location of redis, as a URL of the form ``redis://[:password]@localhost:6379/0``
     or ``unix://[:password]@/path/to/socket.sock?db=0``
 
-``session``
+``sessions``
     When this is set to ``True``, redis will be used as the session storage.
 
 ``sentinels``
@@ -521,4 +521,4 @@ pretix can optionally make use of a GeoIP database for some features. It needs a
 
 
 .. _GeoAcumen: https://github.com/geoacumen/geoacumen-country
-.. _GeoLite2: https://dev.maxmind.com/geoip/geolite2-free-geolocation-data
\ No newline at end of file
+.. _GeoLite2: https://dev.maxmind.com/geoip/geolite2-free-geolocation-data