diff --git a/composer.json b/composer.json
index a2cba2e..1095390 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
     "type": "neos-package",
     "name": "flowpack/fusion-tracing",
     "require": {
-        "neos/fusion": "<=5.0"
+        "neos/fusion": "^4.3 || ^5.0 || dev-master"
     },
     "autoload": {
         "psr-4": {