diff --git a/src/Symfony/Bundle/WebProfilerBundle/composer.json b/src/Symfony/Bundle/WebProfilerBundle/composer.json
index 6f254c67cc..341f320fbf 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/composer.json
+++ b/src/Symfony/Bundle/WebProfilerBundle/composer.json
@@ -35,6 +35,7 @@
     "conflict": {
         "symfony/dependency-injection": "<3.4",
         "symfony/event-dispatcher": "<3.3.1",
+        "symfony/framework-bundle": ">4.3.99",
         "symfony/var-dumper": "<3.3"
     },
     "autoload": {