diff --git a/source/core/access-control.txt b/source/core/access-control.txt
index deb212316f7..7ace6802d51 100644
--- a/source/core/access-control.txt
+++ b/source/core/access-control.txt
@@ -42,7 +42,9 @@ service is available. See
    same database as a different user, the second authentication
    invalidates the first. You can, however, log into a *different*
    database as a different user and not invalidate your authentication
-   on other databases.
+   on other databases, though this is not a recommended approach.
+   Generally we recommend that each client connection be authenticated
+   as exactly one user.
 
 .. _authorization: