diff --git a/doc/09-object-types.md b/doc/09-object-types.md
index f442c376e..3922f92b8 100644
--- a/doc/09-object-types.md
+++ b/doc/09-object-types.md
@@ -35,7 +35,7 @@ and API usage specifying the certificate files used for ssl
 authorization and additional restrictions.
 This configuration object is available as [api feature](11-cli-commands.md#cli-command-feature).
 
-The `NodeName` constant must be defined in [constants.conf](04-configuring-icinga-2.md#constants-conf).
+The `TicketSalt` constant must be defined in [constants.conf](04-configuring-icinga-2.md#constants-conf).
 
 Example: