diff --git a/src/Composer/Util/Filesystem.php b/src/Composer/Util/Filesystem.php
index f1c8d38eb..a86eab7de 100644
--- a/src/Composer/Util/Filesystem.php
+++ b/src/Composer/Util/Filesystem.php
@@ -294,6 +294,8 @@ class Filesystem
             if (Platform::isWindows()) {
                 usleep(350000);
                 $deleted = @rmdir($path);
+            } elseif (Platform::workaroundFilesystemIssues()) {
+                $deleted = @rmdir($path);
             }
 
             if (!$deleted) {
diff --git a/src/Composer/Util/Platform.php b/src/Composer/Util/Platform.php
index 75b0b06eb..fd0183c43 100644
--- a/src/Composer/Util/Platform.php
+++ b/src/Composer/Util/Platform.php
@@ -174,7 +174,11 @@ class Platform
     {
         if (self::isVirtualBoxGuest()) {
             usleep(200000);
+
+            return true;
         }
+
+        return false;
     }
 
     /**