diff --git a/.github/workflows/backend-ci.yaml b/.github/workflows/backend-ci.yaml
index e2a9faf..0661f70 100644
--- a/.github/workflows/backend-ci.yaml
+++ b/.github/workflows/backend-ci.yaml
@@ -42,7 +42,6 @@ jobs:
             fail-fast: false
             matrix:
                 php:
-                    - '7.4'
                     - '8.3'
 
         steps:
diff --git a/composer.json b/composer.json
index 007907c..10ebf34 100644
--- a/composer.json
+++ b/composer.json
@@ -6,16 +6,16 @@
         "ibexa-dxp"
     ],
     "require": {
-        "php": "^7.4 || ^8.0",
-        "ibexa/core": "4.6.x-dev",
-        "ibexa/doctrine-schema": "4.6.x-dev"
+        "php": ">=8.3",
+        "ibexa/core": "5.0.x-dev",
+        "ibexa/doctrine-schema": "5.0.x-dev"
     },
     "require-dev": {
         "ibexa/code-style": "~2.0.0",
-        "phpstan/phpstan": "^1.10",
-        "phpstan/phpstan-phpunit": "^1.3",
-        "phpstan/phpstan-strict-rules": "^1.6",
-        "phpstan/phpstan-symfony": "^1.3",
+        "phpstan/phpstan": "^2",
+        "phpstan/phpstan-phpunit": "^2",
+        "phpstan/phpstan-strict-rules": "^2",
+        "phpstan/phpstan-symfony": "^2",
         "phpunit/phpunit": "^9"
     },
     "autoload": {
@@ -45,6 +45,9 @@
         "allow-plugins": false
     },
     "extra": {
+        "branch-alias": {
+            "dev-main": "5.0.x-dev"
+        },
         "phpstan": {
             "includes": [
                 "extension.neon"