diff --git a/docs/ref/contrib/admin/index.txt b/docs/ref/contrib/admin/index.txt
index e2a6c002e67..77868d7281e 100644
--- a/docs/ref/contrib/admin/index.txt
+++ b/docs/ref/contrib/admin/index.txt
@@ -116,7 +116,7 @@ Other topics
 The ``register`` decorator
 --------------------------
 
-.. function:: register(*models, site=django.admin.sites.site)
+.. function:: register(*models, site=django.contrib.admin.sites.site)
 
     There is also a decorator for registering your ``ModelAdmin`` classes::