diff --git a/documentation/IDTA-01001/antora.yml b/documentation/IDTA-01001/antora.yml
index 98b6e0e6c..41032c714 100644
--- a/documentation/IDTA-01001/antora.yml
+++ b/documentation/IDTA-01001/antora.yml
@@ -1,5 +1,5 @@
 name: IDTA-01001
-title: DRAFT Part 1: Metamodel
+title: 'DRAFT Part 1: Metamodel'
 version: 'snapshot'
 start_page: ROOT:index.adoc
 nav: