diff --git a/src/Symfony/Component/Console/Helper/ProgressHelper.php b/src/Symfony/Component/Console/Helper/ProgressHelper.php
index 2ae910a920..07b9a7ff8a 100644
--- a/src/Symfony/Component/Console/Helper/ProgressHelper.php
+++ b/src/Symfony/Component/Console/Helper/ProgressHelper.php
@@ -384,10 +384,13 @@ class ProgressHelper extends Helper
      */
     private function overwrite(OutputInterface $output, $messages)
     {
-        $output->write("\x0D"); // carriage return
-        if($this->lastMessagesLength!==null){
-            $output->write(str_repeat("\x20", $this->lastMessagesLength)); //clear the line with the length of the last message
-            $output->write("\x0D"); // carriage return
+        // carriage return
+        $output->write("\x0D");
+        if ($this->lastMessagesLength!==null) {
+            // clear the line with the length of the last message
+            $output->write(str_repeat("\x20", $this->lastMessagesLength));
+            // carriage return
+            $output->write("\x0D");
         }
         $output->write($messages);
 
diff --git a/src/Symfony/Component/Console/Tests/Helper/ProgressHelperTest.php b/src/Symfony/Component/Console/Tests/Helper/ProgressHelperTest.php
index 51d413dca7..b5560263f6 100644
--- a/src/Symfony/Component/Console/Tests/Helper/ProgressHelperTest.php
+++ b/src/Symfony/Component/Console/Tests/Helper/ProgressHelperTest.php
@@ -85,11 +85,11 @@ class ProgressHelperTest extends \PHPUnit_Framework_TestCase
     {
         $expectedout = $expected;
 
-        if($this->lastMessagesLength!==null){
-            $expectedout=str_repeat("\x20", $this->lastMessagesLength)."\x0D".$expected;
+        if ($this->lastMessagesLength !== null) {
+            $expectedout = str_repeat("\x20", $this->lastMessagesLength)."\x0D".$expected;
         }
 
-        $this->lastMessagesLength=strlen($expected);
+        $this->lastMessagesLength = strlen($expected);
 
         return "\x0D".$expectedout;
     }