diff --git a/tests/Composer/Test/Autoload/AutoloadGeneratorTest.php b/tests/Composer/Test/Autoload/AutoloadGeneratorTest.php
index 8cc6b82ad..9ca6e844e 100644
--- a/tests/Composer/Test/Autoload/AutoloadGeneratorTest.php
+++ b/tests/Composer/Test/Autoload/AutoloadGeneratorTest.php
@@ -1607,8 +1607,8 @@ EOF;
         $map = $this->generator->buildPackageMap($this->im, $package, array($dep));
         $parsed = $this->generator->parseAutoloads($map, $package);
         $this->assertSame(array(
-            preg_quote(strtr((string) realpath(dirname($this->workingDir))), '\\', '/').'/excludedroot($|/)',
-            preg_quote(strtr((string) realpath(dirname($this->workingDir))), '\\', '/').'/root/excl($|/)'
+            preg_quote(strtr((string) realpath(dirname($this->workingDir)), '\\', '/')).'/excludedroot($|/)',
+            preg_quote(strtr((string) realpath(dirname($this->workingDir)), '\\', '/')).'/root/excl($|/)'
         ), $parsed['exclude-from-classmap']);
     }