diff --git a/frontend-js/src/main/js/map/overlay/CommentDbOverlay.js b/frontend-js/src/main/js/map/overlay/CommentDbOverlay.js
index ff605dce4929fe38c38e47ab1cc0465aaf76d7be..51ef91adb67f4eba02b9963dbcfa515f26b1583f 100644
--- a/frontend-js/src/main/js/map/overlay/CommentDbOverlay.js
+++ b/frontend-js/src/main/js/map/overlay/CommentDbOverlay.js
@@ -18,11 +18,9 @@ CommentDbOverlay.prototype.constructor = CommentDbOverlay;
 
 CommentDbOverlay.prototype.refresh = function() {
   var self = this;
-  return new Promise(function(resolve, reject) {
-    return ServerConnector.getLightComments({}).then(function(comments) {
-      self._elements = comments;
-      resolve(self._elements);
-    }).catch(reject);
+  return ServerConnector.getLightComments({}).then(function(comments) {
+    self._elements = comments;
+    resolve(self._elements);
   });
 };
 
@@ -38,19 +36,21 @@ CommentDbOverlay.prototype.getDetailDataByIdentifiedElement = function(element)
   if (this._detailDataByIdentifiedElement[elementKey] !== undefined) {
     return Promise.resolve(this._detailDataByIdentifiedElement[elementKey]);
   } else {
-    return ServerConnector.getComments({elementId: element.getId(), elementType: element.getType()}).then(function(comments){
+    return ServerConnector.getComments({
+      elementId : element.getId(),
+      elementType : element.getType()
+    }).then(function(comments) {
       self._detailDataByIdentifiedElement[elementKey] = comments;
       return comments;
     });
-  } 
+  }
 };
 
-
-CommentDbOverlay.prototype.getIdentifiedElements = function(){
+CommentDbOverlay.prototype.getIdentifiedElements = function() {
   var self = this;
-  return new Promise(function(resolve){
+  return new Promise(function(resolve) {
     var result = [];
-    for (var i=0;i<self._elements.length;i++) {
+    for (var i = 0; i < self._elements.length; i++) {
       // we return only elements that are pinned to the map and weren't removed
       if (!self._elements[i].isRemoved()) {
         result.push(self._elements[i].getIdentifiedElement());
@@ -60,5 +60,4 @@ CommentDbOverlay.prototype.getIdentifiedElements = function(){
   });
 };
 
-
 module.exports = CommentDbOverlay;