diff --git a/forms/common-themes/src/main/resources/theme/base/admin/resources/partials/client-clustering-node.html b/forms/common-themes/src/main/resources/theme/base/admin/resources/partials/client-clustering-node.html
index 91f909f..e3ae1aa 100644
--- a/forms/common-themes/src/main/resources/theme/base/admin/resources/partials/client-clustering-node.html
+++ b/forms/common-themes/src/main/resources/theme/base/admin/resources/partials/client-clustering-node.html
@@ -17,7 +17,7 @@
<div class="form-group">
<label class="col-md-2 control-label" for="host">Host</label>
<div class="col-sm-6">
- <input ng-disabled="!create" class="form-control" type="text" id="host" name="host" data-ng-model="node.host">
+ <input ng-disabled="!create" class="form-control" type="text" id="host" name="host" data-ng-model="node.host" required>
</div>
</div>
<div class="form-group">
