1 files changed, 6 insertions, 0 deletions
diff --git a/horizon/static/framework/widgets/metadata/tree/tree.service.js b/horizon/static/framework/widgets/metadata/tree/tree.service.js
index c4d86d87e..1256985f5 100644
--- a/horizon/static/framework/widgets/metadata/tree/tree.service.js
+++ b/horizon/static/framework/widgets/metadata/tree/tree.service.js
@@ -56,6 +56,7 @@
       this.default = null;
       this.type = 'string';
       this.readonly = false;
+      this.required = true;
       this.operators = ['<in>'];
       angular.extend(this, json);
       this.operator = this.operators[0];
@@ -73,6 +74,11 @@
         return;
       }
 
+      // if the existing property has empty string value, make the field not required
+      if (value === '') {
+        this.required = false;
+      }
+
       switch (this.type) {
         case 'integer':
           this.value = parseInt(value, 10);