diff --git a/composer.json b/composer.json
index f032786..0e9ea94 100644
--- a/composer.json
+++ b/composer.json
@@ -4,12 +4,12 @@
   "type": "contao-bundle",
   "license": "proprietary",
   "require": {
-    "php": "^8.3",
+    "php": "^8.4",
     "contao/core-bundle": "^5.7",
     "contao/calendar-bundle": "5.7.*",
     "contao/manager-plugin": "^2.0",
-    "guzzlehttp/guzzle": "^7.9",
-    "alnv/catalog-manager-bundle": "^3.0",
+    "guzzlehttp/guzzle": "^7.10",
+    "alnv/catalog-manager-bundle": "^4.0",
     "janborg/contao-ical-bundle": "^0.5.4"
   },
   "autoload": {