diff --git a/doc/source/configuration.rst b/doc/source/configuration.rst
index 022e6ba..9ca8441 100644
--- a/doc/source/configuration.rst
+++ b/doc/source/configuration.rst
@@ -627,8 +627,8 @@
 Swift S3
 ++++++++
 
-If you are enabling ``swift3`` in ``ENABLED_SERVICES`` DevStack will
-install the swift3 middleware emulation. Swift will be configured to
+If you are enabling ``s3api`` in ``ENABLED_SERVICES`` DevStack will
+install the s3api middleware emulation. Swift will be configured to
 act as a S3 endpoint for Keystone so effectively replacing the
 ``nova-objectstore``.