diff --git a/apps/documenteditor/main/app/view/CaptionDialog.js b/apps/documenteditor/main/app/view/CaptionDialog.js
index bbe613afb..6c4040f75 100644
--- a/apps/documenteditor/main/app/view/CaptionDialog.js
+++ b/apps/documenteditor/main/app/view/CaptionDialog.js
@@ -225,7 +225,7 @@ define([
             });
             this.btnAdd.on('click', _.bind(function (e) {
                 var value = this.cmbLabel.getRawValue();
-                if (!value || !(/\S/.test(value))) {
+                if (!value) {
                     Common.UI.error({
                         msg  : this.textLabelError
                     });