diff --git a/antora-playbook.yml b/antora-playbook.yml
index adab98a19..f5f001fc4 100644
--- a/antora-playbook.yml
+++ b/antora-playbook.yml
@@ -34,7 +34,7 @@ urls:
   redirect_facility: httpd
 ui:
   bundle:
-    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.25/ui-bundle.zip
+    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.26/ui-bundle.zip
 runtime:
   log:
     level: info