diff --git a/antora-playbook.yml b/antora-playbook.yml
index c312ab3f..dd4fbc27 100644
--- a/antora-playbook.yml
+++ b/antora-playbook.yml
@@ -36,5 +36,5 @@ runtime:
     failure_level: warn
 ui:
   bundle:
-    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.3/ui-bundle.zip
+    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.15/ui-bundle.zip
     snapshot: true