diff --git a/rd_ui/app/scripts/services/resources.js b/rd_ui/app/scripts/services/resources.js
index 0a3de7fb56..339849d136 100644
--- a/rd_ui/app/scripts/services/resources.js
+++ b/rd_ui/app/scripts/services/resources.js
@@ -358,7 +358,13 @@
       });
 
       _.each(filters, function(filter) {
-        filter.values = _.uniq(filter.values);
+        filter.values = _.uniq(filter.values, function(v) {
+          if (moment.isMoment(v)) {
+            return v.unix();
+          } else {
+            return v;
+          }
+        });
       });
 
       this.filters = filters;