diff --git a/bin/emulator.js b/bin/emulator.js
index 77d94f1..41c9402 100644
--- a/bin/emulator.js
+++ b/bin/emulator.js
@@ -70,4 +70,3 @@ function normalizeExecArgs(command, options){
 }
 
 module.exports = Emulator;
-
diff --git a/main.js b/main.js
index 567011e..276ee1c 100644
--- a/main.js
+++ b/main.js
@@ -116,7 +116,7 @@ if (cluster.isMaster) {
       });
     });
 
-    stream.stderr.on('error', function (error){
+    stream.stderr.on('data', function (error){
       emulator.stop();
       process.send({
         event: 'error',