diff --git a/src/Umbraco.Web.UI.Client/src/views/components/tree/umb-tree-search-box.html b/src/Umbraco.Web.UI.Client/src/views/components/tree/umb-tree-search-box.html
index fde38dcb62..6bb2d120c8 100644
--- a/src/Umbraco.Web.UI.Client/src/views/components/tree/umb-tree-search-box.html
+++ b/src/Umbraco.Web.UI.Client/src/views/components/tree/umb-tree-search-box.html
@@ -3,7 +3,7 @@
     <a class="icon icon-arrow-left" ng-if="showSearch == 'true'" title="Back" ng-click="hideSearch()"></a>
     <input type="text"
            ng-model="term"
-           class="umb-search-field search-query"
+           class="umb-search-field search-query -full-width-input"
            placeholder="{{searchPlaceholderText}}"           
            focus-when="{{showSearch}}">
     <h4 ng-if="showSearch && searchFromName">