diff --git a/src/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTest.php b/src/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTest.php
index 3a32a6b784..a24380c406 100644
--- a/src/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTest.php
+++ b/src/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTest.php
@@ -564,6 +564,10 @@ class HttpCacheTest extends HttpCacheTestCase
 
     public function testDegradationWhenCacheLocked()
     {
+        if ('\\' === DIRECTORY_SEPARATOR) {
+            $this->markTestSkipped('Skips on windows to avoid permissions issues.');
+        }
+
         $this->cacheConfig['stale_while_revalidate'] = 10;
 
         // The prescence of Last-Modified makes this cacheable (because Response::isValidateable() then).