diff --git a/antora-playbook.yml b/antora-playbook.yml
index b4979e51..5454f97e 100644
--- a/antora-playbook.yml
+++ b/antora-playbook.yml
@@ -38,5 +38,5 @@ urls:
   redirect_facility: httpd
 ui:
   bundle:
-    url: https://github.com/spring-io/antora-ui-spring/releases/download/latest/ui-bundle.zip
+    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.1.1/ui-bundle.zip
     snapshot: true
diff --git a/lib/antora/templates/per-branch-antora-playbook.yml b/lib/antora/templates/per-branch-antora-playbook.yml
index 2c5d75fd..8f38bf27 100644
--- a/lib/antora/templates/per-branch-antora-playbook.yml
+++ b/lib/antora/templates/per-branch-antora-playbook.yml
@@ -31,5 +31,5 @@ urls:
   latest_version_segment: ''
 ui:
   bundle:
-    url: https://github.com/spring-io/antora-ui-spring/releases/download/latest/ui-bundle.zip
+    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.1.1/ui-bundle.zip
     snapshot: true
diff --git a/local-antora-playbook.yml b/local-antora-playbook.yml
index ebc2901f..d2e10c16 100644
--- a/local-antora-playbook.yml
+++ b/local-antora-playbook.yml
@@ -30,5 +30,5 @@ urls:
   latest_version_segment: ''
 ui:
   bundle:
-    url: https://github.com/spring-io/antora-ui-spring/releases/download/latest/ui-bundle.zip
+    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.1.1/ui-bundle.zip
     snapshot: true