diff --git a/rocon_composer_blockly/public/bundle.js b/rocon_composer_blockly/public/bundle.js
index 1f607f3..a57ca62 100644
--- a/rocon_composer_blockly/public/bundle.js
+++ b/rocon_composer_blockly/public/bundle.js
@@ -2109,6 +2109,25 @@ Blockly.Blocks['ui_text'] = {
 
 };
 
+Blockly.Blocks['ui_set_attr'] = {
+
+  init: function() {
+    this.setColour(30);
+    this.appendDummyInput().appendField('Set Attribute' + name);
+
+    this.appendDummyInput().appendField('name:')
+      .appendField(new Blockly.FieldTextInput('name', null), 'NAME');
+
+    this.appendValueInput('ATTR').appendField('attr:');
+    this.appendValueInput('VALUE').appendField('value:');
+    this.setInputsInline(true);
+    this.setPreviousStatement(true);
+    return this.setNextStatement(true);
+
+
+  },
+
+};
 Blockly.Blocks['ui_button'] = {
 
   init: function() {
@@ -2127,6 +2146,22 @@ Blockly.Blocks['ui_button'] = {
   },
 
 };
+Blockly.JavaScript['ui_set_attr'] = function(block){
+  var attr = Blockly.JavaScript.valueToCode(block, 'ATTR', Blockly.JavaScript.ORDER_NONE) || "''";
+  var value = Blockly.JavaScript.valueToCode(block, 'VALUE', Blockly.JavaScript.ORDER_NONE) || "''";
+  var name = block.getFieldValue('NAME');
+
+
+  var data = {
+    rocon_id: name,
+    attr: eval(attr),
+    value: eval(value)
+  };
+  var code = _.template('$engine.publish("to-rocon-ui", "std_msgs/String", {data: <%= data %>});')({
+    data: "'" + JSON.stringify(data) + "'"
+  });
+  return code;
+};
 Blockly.JavaScript['ui_button'] = function(block){
   var text = Blockly.JavaScript.valueToCode(block, 'TEXT', Blockly.JavaScript.ORDER_NONE) || "''";
   var name = block.getFieldValue('NAME');
diff --git a/rocon_composer_blockly/public/js/blocks/ui.js b/rocon_composer_blockly/public/js/blocks/ui.js
index 156edc1..c7ba81a 100644
--- a/rocon_composer_blockly/public/js/blocks/ui.js
+++ b/rocon_composer_blockly/public/js/blocks/ui.js
@@ -66,6 +66,25 @@ Blockly.Blocks['ui_text'] = {
 
 };
 
+Blockly.Blocks['ui_set_attr'] = {
+
+  init: function() {
+    this.setColour(30);
+    this.appendDummyInput().appendField('Set Attribute' + name);
+
+    this.appendDummyInput().appendField('name:')
+      .appendField(new Blockly.FieldTextInput('name', null), 'NAME');
+
+    this.appendValueInput('ATTR').appendField('attr:');
+    this.appendValueInput('VALUE').appendField('value:');
+    this.setInputsInline(true);
+    this.setPreviousStatement(true);
+    return this.setNextStatement(true);
+
+
+  },
+
+};
 Blockly.Blocks['ui_button'] = {
 
   init: function() {
@@ -84,6 +103,22 @@ Blockly.Blocks['ui_button'] = {
   },
 
 };
+Blockly.JavaScript['ui_set_attr'] = function(block){
+  var attr = Blockly.JavaScript.valueToCode(block, 'ATTR', Blockly.JavaScript.ORDER_NONE) || "''";
+  var value = Blockly.JavaScript.valueToCode(block, 'VALUE', Blockly.JavaScript.ORDER_NONE) || "''";
+  var name = block.getFieldValue('NAME');
+
+
+  var data = {
+    rocon_id: name,
+    attr: eval(attr),
+    value: eval(value)
+  };
+  var code = _.template('$engine.publish("to-rocon-ui", "std_msgs/String", {data: <%= data %>});')({
+    data: "'" + JSON.stringify(data) + "'"
+  });
+  return code;
+};
 Blockly.JavaScript['ui_button'] = function(block){
   var text = Blockly.JavaScript.valueToCode(block, 'TEXT', Blockly.JavaScript.ORDER_NONE) || "''";
   var name = block.getFieldValue('NAME');
diff --git a/rocon_composer_blockly/public/js/tpl/blockly.html b/rocon_composer_blockly/public/js/tpl/blockly.html
index bf98f79..dd3c172 100644
--- a/rocon_composer_blockly/public/js/tpl/blockly.html
+++ b/rocon_composer_blockly/public/js/tpl/blockly.html
@@ -362,6 +362,10 @@ <h3>List</h3>
         <block type="text" />
       </value>
     </block>
+    <block type="ui_set_attr">
+      <value name="ATTR"><block type="text" /></value>
+      <value name="VALUE"><block type="text" /></value>
+    </block>
     <block type="prezi_next_with_channel" />
     <block type="prezi_prev_with_channel" />
     <block type="prezi_move_with_channel" />