diff --git a/source/user_guide/configure_image.rst b/source/user_guide/configure_image.rst
index 6089125c32db207423f0c2bf46988f0230d73d49..8d7ba514ea7aea81ff4650981f4cdc56fab9504d 100644
--- a/source/user_guide/configure_image.rst
+++ b/source/user_guide/configure_image.rst
@@ -75,6 +75,7 @@ Here, you can see the content of the ``Dockerfile``:
         RUN chown shiny:shiny /srv/shiny-server/www
 
 
+.. _image_list:
 
 Line 1: The base image, with the right version
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~