diff --git a/ganttzk/src/main/resources/web/js/ganttz/TaskComponent.js b/ganttzk/src/main/resources/web/js/ganttz/TaskComponent.js
index 4a803d8e1..86de72579 100644
--- a/ganttzk/src/main/resources/web/js/ganttz/TaskComponent.js
+++ b/ganttzk/src/main/resources/web/js/ganttz/TaskComponent.js
@@ -231,10 +231,10 @@ ganttz.TaskComponent = zk.$extends(zul.Widget, {
         jq('#'+ this.uuid + ' .task-resources').hide();
     },
     showLabels : function(){
-        jq('.task-labels',this.$n()).show();
+        jq('#'+ this.uuid + ' .task-labels').show();
     },
     hideLabels : function(){
-        jq('.task-labels',this.$n()).hide();
+        jq('#'+ this.uuid + ' .task-labels').hide();
     },
     setClass : function(cssClass){
         jq(this.$n()).removeClass().addClass(cssClass);
diff --git a/ganttzk/src/main/resources/web/js/ganttz/TaskList.js b/ganttzk/src/main/resources/web/js/ganttz/TaskList.js
index 309afa191..307902894 100644
--- a/ganttzk/src/main/resources/web/js/ganttz/TaskList.js
+++ b/ganttzk/src/main/resources/web/js/ganttz/TaskList.js
@@ -10,7 +10,8 @@ ganttz.TaskList = zk.$extends(zk.Widget, {
             child.showLabels();
     },
     hideAllTaskLabels : function(){
-        jq('.task-labels').css('display','none');
+        for(var child = this.firstChild; child; child = child.nextSibling)
+            child.hideLabels();
     },
     showResourceTooltips : function(){
         for(var child = this.firstChild; child; child = child.nextSibling)