diff --git a/antora-playbook.yml b/antora-playbook.yml
index 108f166111e..8265b7b0b27 100644
--- a/antora-playbook.yml
+++ b/antora-playbook.yml
@@ -43,5 +43,5 @@ runtime:
     failure_level: warn
 ui:
   bundle:
-    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.9/ui-bundle.zip
+    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.12/ui-bundle.zip
     snapshot: true