diff --git a/composer.json b/composer.json
index c048684..c5ffc94 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,8 @@
     "name": "sitegeist/papertrail",
     "license": "GPL-3.0-or-later",
     "require": {
-        "neos/neos": "~5.0 || dev-master"
+        "neos/neos": "~4.3 || ~5.0 || dev-master",
+        "neos/fusion-afx": "*"
     },
     "autoload": {
         "psr-4": {