diff --git a/content/manuals/enterprise/security/enforce-sign-in/methods.md b/content/manuals/enterprise/security/enforce-sign-in/methods.md
index 6d216b024525..19f17d2f6ae5 100644
--- a/content/manuals/enterprise/security/enforce-sign-in/methods.md
+++ b/content/manuals/enterprise/security/enforce-sign-in/methods.md
@@ -21,6 +21,10 @@ You can enforce sign-in for Docker Desktop using several methods. Choose the met
 | `plist` file | Mac only |
 | `registry.json` | All platforms |
 
+> [!NOTE]
+>
+> Whichever method you choose, organization names must use lowercase letters only.
+
 > [!TIP]
 >
 > For Mac, configuration profiles offer the highest security because they're