diff --git a/server/src/main/resources/static/pages/cluster.html b/server/src/main/resources/static/pages/cluster.html
index f745d1a79a3..180424c5946 100644
--- a/server/src/main/resources/static/pages/cluster.html
+++ b/server/src/main/resources/static/pages/cluster.html
@@ -1,9 +1,9 @@
 <header>
-  <h1>druid {{ env }}
+  <h1>druid {{ env ? env : 'cluster' }}
     <span
       class="rule-editor-link"
       ng-controller="ClusterConfigCtrl"
-      tooltip="edit {{ env }} cluster configuration"
+      tooltip="edit {{ env ? env : 'cluster' }} cluster configuration"
       tooltip-trigger="mouseenter"
       tooltip-placement="bottom"
     >
diff --git a/server/src/main/resources/static/pages/data-source.html b/server/src/main/resources/static/pages/data-source.html
index 4703af65267..f187d0a8b8a 100644
--- a/server/src/main/resources/static/pages/data-source.html
+++ b/server/src/main/resources/static/pages/data-source.html
@@ -1,5 +1,5 @@
 <header>
-  <h1>druid {{ env }}</h1>
+  <h1>druid {{ env ? env : 'cluster' }}</h1>
   <site-nav></site-nav>
 </header>
 
diff --git a/server/src/main/resources/static/pages/data-sources.html b/server/src/main/resources/static/pages/data-sources.html
index af297165c82..897b6561911 100644
--- a/server/src/main/resources/static/pages/data-sources.html
+++ b/server/src/main/resources/static/pages/data-sources.html
@@ -1,5 +1,5 @@
 <header>
-  <h1>druid {{ env }}</h1>
+  <h1>druid {{ env ? env : 'cluster' }}</h1>
   <site-nav></site-nav>
 </header>