diff --git a/composer-unused.php b/composer-unused.php
index d932812..bfc8c9d 100644
--- a/composer-unused.php
+++ b/composer-unused.php
@@ -6,9 +6,8 @@
 use ComposerUnused\ComposerUnused\Configuration\NamedFilter;
 
 return static function (Configuration $config): Configuration {
-    // These packages are consumed via Deployer's recipe loading mechanism,
-    // not through PHP `use`/autoload, so composer-unused cannot detect them.
+    // deployer-extended is consumed via Deployer's recipe loading mechanism,
+    // not through PHP `use`/autoload, so composer-unused cannot detect it.
     return $config
-        ->addNamedFilter(NamedFilter::fromString('deployer/deployer'))
         ->addNamedFilter(NamedFilter::fromString('sourcebroker/deployer-extended'));
 };
diff --git a/composer.json b/composer.json
index f1b58bc..c83b0fd 100644
--- a/composer.json
+++ b/composer.json
@@ -15,8 +15,8 @@
 		"php": "^8.1",
 		"ext-json": "*",
 		"ext-pcre": "*",
-		"deployer/deployer": "^7.0",
-		"sourcebroker/deployer-extended": "^24.0",
+		"deployer/deployer": "^7.0 || ^8.0",
+		"sourcebroker/deployer-extended": "^24.2",
 		"sourcebroker/deployer-loader": "^5.0"
 	},
 	"require-dev": {
diff --git a/src/Utility/VarUtility.php b/src/Utility/VarUtility.php
index 0e25ac9..61db8b7 100644
--- a/src/Utility/VarUtility.php
+++ b/src/Utility/VarUtility.php
@@ -21,7 +21,7 @@ public static function getDatabaseVarByType(string $var = 'password'): string|bo
     {
         $var = ucfirst($var);
         $type = get('app_type');
-        $functionName = "\Deployer\getDatabase{$var}For" . ucfirst($type);
+        $functionName = "\Deployer\getDatabase{$var}For" . ucfirst((string) $type);
         require_once(__DIR__ . "/../../deployer/$type/task/deploy_database.php");
         if (function_exists($functionName)) {
             return call_user_func($functionName);