diff --git a/composer.lock b/composer.lock
index 4e92029..83b7ec0 100644
--- a/composer.lock
+++ b/composer.lock
@@ -3594,7 +3594,7 @@
         },
         {
             "name": "symfony/css-selector",
-            "version": "v4.4.11",
+            "version": "v4.4.15",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/css-selector.git",