diff --git a/README.rst b/README.rst
index d109a2d130..13f4f61e21 100644
--- a/README.rst
+++ b/README.rst
@@ -223,7 +223,7 @@ configuration file is to generate a sample in the ``etc/`` directory ::
 
     $ cd $TEMPEST_ROOT_DIR
     $ oslo-config-generator --config-file \
-        etc/config-generator.tempest.conf \
+        tempest/cmd/config-generator.tempest.conf \
         --output-file etc/tempest.conf
 
 After that, open up the ``etc/tempest.conf`` file and edit the