diff --git a/src/Composer/Autoload/AutoloadGenerator.php b/src/Composer/Autoload/AutoloadGenerator.php
index b0fe9b232..8d6dcb793 100644
--- a/src/Composer/Autoload/AutoloadGenerator.php
+++ b/src/Composer/Autoload/AutoloadGenerator.php
@@ -59,7 +59,7 @@ class AutoloadGenerator
         $namespacesFile = <<<EOF
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 \$vendorDir = $vendorPathCode52;
 \$baseDir = $appBaseDirCode;
@@ -85,7 +85,7 @@ EOF;
         $classmapFile = <<<EOF
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 \$vendorDir = $vendorPathCode52;
 \$baseDir = $appBaseDirCode;
@@ -284,7 +284,7 @@ EOF;
         return <<<EOF
 <?php
 
-// include_paths.php generated by Composer
+// include_paths.php @generated by Composer
 
 \$vendorDir = $vendorPathCode;
 \$baseDir = $appBaseDirCode;
@@ -310,7 +310,7 @@ EOF;
         return <<<EOF
 <?php
 
-// autoload_files.php generated by Composer
+// autoload_files.php @generated by Composer
 
 \$vendorDir = $vendorPathCode;
 \$baseDir = $appBaseDirCode;
@@ -355,7 +355,7 @@ EOF;
         return <<<AUTOLOAD
 <?php
 
-// autoload.php generated by Composer
+// autoload.php @generated by Composer
 
 require_once $vendorPathToTargetDirCode . '/autoload_real.php';
 
@@ -376,7 +376,7 @@ AUTOLOAD;
         $file = <<<HEADER
 <?php
 
-// autoload_real.php generated by Composer
+// autoload_real.php @generated by Composer
 
 class ComposerAutoloaderInit$suffix
 {
diff --git a/tests/Composer/Test/Autoload/AutoloadGeneratorTest.php b/tests/Composer/Test/Autoload/AutoloadGeneratorTest.php
index dc1fa529e..774276dda 100644
--- a/tests/Composer/Test/Autoload/AutoloadGeneratorTest.php
+++ b/tests/Composer/Test/Autoload/AutoloadGeneratorTest.php
@@ -475,7 +475,7 @@ class AutoloadGeneratorTest extends TestCase
         $expectedNamespace = <<<EOF
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 \$vendorDir = dirname(dirname(__FILE__));
 \$baseDir = dirname(\$vendorDir);
@@ -491,7 +491,7 @@ EOF;
         $expectedClassmap = <<<EOF
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 \$vendorDir = dirname(dirname(__FILE__));
 \$baseDir = dirname(\$vendorDir);
@@ -724,7 +724,7 @@ EOF;
         $expectedNamespace = <<<'EOF'
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir).'/working-dir';
@@ -739,7 +739,7 @@ EOF;
         $expectedClassmap = <<<'EOF'
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir).'/working-dir';
@@ -787,7 +787,7 @@ EOF;
         $expectedNamespace = <<<'EOF'
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir).'/working-dir';
@@ -801,7 +801,7 @@ EOF;
     $expectedClassmap = <<<'EOF'
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir).'/working-dir';
@@ -839,7 +839,7 @@ EOF;
         $expectedNamespace = <<<'EOF'
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
@@ -853,7 +853,7 @@ EOF;
     $expectedClassmap = <<<'EOF'
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap.php b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap.php
index d74b484d8..b7b2a9656 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap2.php b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap2.php
index 7870c251e..9cc0484f1 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap2.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap2.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname(dirname($vendorDir));
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap3.php b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap3.php
index eee309d87..dacb8ff90 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap3.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap3.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = $vendorDir;
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap4.php b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap4.php
index fbc63dc06..ae8025544 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap4.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap4.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap5.php b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap5.php
index 5d9dfb28b..71bbc004d 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap5.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap5.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap6.php b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap6.php
index b45bf60c3..ef97fb501 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_classmap6.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_classmap6.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_classmap.php generated by Composer
+// autoload_classmap.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_files.php b/tests/Composer/Test/Autoload/Fixtures/autoload_files.php
index 9ecdc0cdb..8ca59a91e 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_files.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_files.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_files.php generated by Composer
+// autoload_files.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_files_files_by_dependency.php b/tests/Composer/Test/Autoload/Fixtures/autoload_files_files_by_dependency.php
index eafeb2722..d1fde3835 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_files_files_by_dependency.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_files_files_by_dependency.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_files.php generated by Composer
+// autoload_files.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_files_functions.php b/tests/Composer/Test/Autoload/Fixtures/autoload_files_functions.php
index 48058b505..5eb29028d 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_files_functions.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_files_functions.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_files.php generated by Composer
+// autoload_files.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_files_target_dir.php b/tests/Composer/Test/Autoload/Fixtures/autoload_files_target_dir.php
index 9ecdc0cdb..8ca59a91e 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_files_target_dir.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_files_target_dir.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_files.php generated by Composer
+// autoload_files.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_functions.php b/tests/Composer/Test/Autoload/Fixtures/autoload_functions.php
index 06a243350..01f2142ff 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_functions.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_functions.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload.php generated by Composer
+// autoload.php @generated by Composer
 
 require_once __DIR__ . '/composer' . '/autoload_real.php';
 
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_functions_by_dependency.php b/tests/Composer/Test/Autoload/Fixtures/autoload_functions_by_dependency.php
index 4cdd98237..2f68d7b05 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_functions_by_dependency.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_functions_by_dependency.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload.php generated by Composer
+// autoload.php @generated by Composer
 
 require_once __DIR__ . '/composer' . '/autoload_real.php';
 
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_main.php b/tests/Composer/Test/Autoload/Fixtures/autoload_main.php
index 89d8ac537..2f5e863af 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_main.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_main.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_main2.php b/tests/Composer/Test/Autoload/Fixtures/autoload_main2.php
index 4dd90d74e..93a2ec130 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_main2.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_main2.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname(dirname($vendorDir));
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_main3.php b/tests/Composer/Test/Autoload/Fixtures/autoload_main3.php
index c4b3052b7..c5a2ab17d 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_main3.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_main3.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = $vendorDir;
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_real_files_by_dependency.php b/tests/Composer/Test/Autoload/Fixtures/autoload_real_files_by_dependency.php
index 376f8512c..3997cd802 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_real_files_by_dependency.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_real_files_by_dependency.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_real.php generated by Composer
+// autoload_real.php @generated by Composer
 
 class ComposerAutoloaderInitFilesAutoloadOrder
 {
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_real_functions.php b/tests/Composer/Test/Autoload/Fixtures/autoload_real_functions.php
index 3ddbc9ca9..cbfbab351 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_real_functions.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_real_functions.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_real.php generated by Composer
+// autoload_real.php @generated by Composer
 
 class ComposerAutoloaderInitFilesAutoload
 {
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_real_include_path.php b/tests/Composer/Test/Autoload/Fixtures/autoload_real_include_path.php
index e24d4752c..3c92a5a2c 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_real_include_path.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_real_include_path.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_real.php generated by Composer
+// autoload_real.php @generated by Composer
 
 class ComposerAutoloaderInitIncludePath
 {
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_real_target_dir.php b/tests/Composer/Test/Autoload/Fixtures/autoload_real_target_dir.php
index 347454fc5..0dee1baee 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_real_target_dir.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_real_target_dir.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_real.php generated by Composer
+// autoload_real.php @generated by Composer
 
 class ComposerAutoloaderInitTargetDir
 {
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_target_dir.php b/tests/Composer/Test/Autoload/Fixtures/autoload_target_dir.php
index aa4b6725d..63ef49f61 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_target_dir.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_target_dir.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload.php generated by Composer
+// autoload.php @generated by Composer
 
 require_once __DIR__ . '/composer' . '/autoload_real.php';
 
diff --git a/tests/Composer/Test/Autoload/Fixtures/autoload_vendors.php b/tests/Composer/Test/Autoload/Fixtures/autoload_vendors.php
index 4353b3e9c..36106d56c 100644
--- a/tests/Composer/Test/Autoload/Fixtures/autoload_vendors.php
+++ b/tests/Composer/Test/Autoload/Fixtures/autoload_vendors.php
@@ -1,6 +1,6 @@
 <?php
 
-// autoload_namespaces.php generated by Composer
+// autoload_namespaces.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
diff --git a/tests/Composer/Test/Autoload/Fixtures/include_paths.php b/tests/Composer/Test/Autoload/Fixtures/include_paths.php
index 64aa4d15f..35f66c9ce 100644
--- a/tests/Composer/Test/Autoload/Fixtures/include_paths.php
+++ b/tests/Composer/Test/Autoload/Fixtures/include_paths.php
@@ -1,6 +1,6 @@
 <?php
 
-// include_paths.php generated by Composer
+// include_paths.php @generated by Composer
 
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);