diff --git a/index.html b/index.html
index 8234928..47470ef 100644
--- a/index.html
+++ b/index.html
@@ -751,7 +751,7 @@
       <block type="aquestalk_pi">
         <value name="talk">
           <shadow type="text">
-            <field name="TEXT">こんにちは</field>
+            <field name="TEXT">おはようございます。</field>
           </shadow>
         </value>
       </block>
diff --git a/scripts/ugj_blocks.js b/scripts/ugj_blocks.js
index 5290890..8d9393e 100644
--- a/scripts/ugj_blocks.js
+++ b/scripts/ugj_blocks.js
@@ -1923,6 +1923,7 @@ Blockly.Blocks['ugj_spawn'] = {
       .setCheck(null);
     this.setInputsInline(true);
     this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
     this.setStyle('special_blocks')
     this.setTooltip("外部プログラムを実行して子プロセスを生成します。データを受け取る毎にステートメントが実行されます。");
     this.setHelpUrl("");
@@ -1984,7 +1985,7 @@ Blockly.Blocks['aquestalk_pi'] = {
 };
 Blockly.JavaScript['aquestalk_pi'] = function (block) {
   var value_talk = Blockly.JavaScript.valueToCode(block, 'talk', Blockly.JavaScript.ORDER_ATOMIC);
-  var code = `'./bin/aquestalkpi/AquesTalkPi ' + ${value_talk} + ' | aplay', { shell: true }`;
+  var code = `'./bin/aquestalkpi/AquesTalkPi -g 50 ' + ${value_talk} + ' | aplay', { shell: true }`;
   return [code, Blockly.JavaScript.ORDER_NONE];
 };