diff --git a/composer.json b/composer.json
index 41dbbeb..c45cdeb 100644
--- a/composer.json
+++ b/composer.json
@@ -32,6 +32,7 @@
     "require-dev": {
         "orchestra/testbench": "^6.0|^7.0|^8.0|^9.0",
         "pestphp/pest": "^v1.0|^v2.0",
+        "psalm/plugin-laravel": "^2.0",
         "vimeo/psalm": "^5.0"
     },
     "autoload": {
diff --git a/psalm.xml b/psalm.xml
index c3026f0..b5a37f9 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <psalm
-    errorLevel="6"
+    errorLevel="7"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
diff --git a/src/Console/LarexInsertCommand.php b/src/Console/LarexInsertCommand.php
index 22f7ce2..fa0e6e9 100644
--- a/src/Console/LarexInsertCommand.php
+++ b/src/Console/LarexInsertCommand.php
@@ -67,6 +67,7 @@ public function handle(): int
         $languages = $header->skip(2)->values();
 
         //initialize data
+        /** @var Collection<int, string> $data */
         $data = collect([]);
 
         //iterate until user confirm the inserted data