diff --git a/.github/workflows/run-integration-tests.yml b/.github/workflows/run-integration-tests.yml
index c4c7fbc..1ed72c7 100644
--- a/.github/workflows/run-integration-tests.yml
+++ b/.github/workflows/run-integration-tests.yml
@@ -18,9 +18,13 @@ jobs:
             COMPOSER_NO_INTERACTION: 1
         strategy:
             matrix:
-                php: [7.4, 7.3, 7.2]
+                php: [8.0, 7.4, 7.3, 7.2]
                 lumen: [8.*, 7.*, 6.*]
                 exclude:
+                  - lumen: 6.*
+                    php: 8.0
+                  - lumen: 7.*
+                    php: 8.0
                   - lumen: 8.*
                     php: 7.2
         name: P${{ matrix.php }} - Lumen${{ matrix.lumen }}
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 225b253..9236cc6 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -19,12 +19,14 @@ jobs:
 
     strategy:
       matrix:
-        php: [7.4, 7.3, 7.2]
+        php: [8.0, 7.4, 7.3, 7.2]
         laravel: [8.*, 7.*, 6.*]
         dependency-version: [prefer-lowest, prefer-stable]
         exclude:
           - laravel: 8.*
             php: 7.2
+          - php: 8.0
+            dependency-version: prefer-lowest
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.dependency-version }}
 
@@ -42,6 +44,7 @@ jobs:
     - name: Install dependencies
       run: |
         composer remove vimeo/psalm --no-update --dev
+        composer remove friendsofphp/php-cs-fixer --no-update --dev
         composer require "laravel/framework:${{ matrix.laravel }}" --no-update --no-progress
         composer update --${{ matrix.dependency-version }} --prefer-dist --no-progress
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5d64d1b..c3e4da6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ All notable changes to this project will be documented in this file.
 - Fix phpdoc generate for custom cast with parameter [\#986 / artelkr](https://github.com/barryvdh/laravel-ide-helper/pull/986)
 - Created a possibility to add custom relation type [\#987 / efinder2](https://github.com/barryvdh/laravel-ide-helper/pull/987)
 - Added `@see` with macro/mixin definition location to PhpDoc [\#1054 / riesjart](https://github.com/barryvdh/laravel-ide-helper/pull/1054)
+- Initial compatibility for PHP8 [\#1106 / mfn](https://github.com/barryvdh/laravel-ide-helper/pull/1106)
 
 ### Changed
 - Implement DeferrableProvider [\#914 / kon-shou](https://github.com/barryvdh/laravel-ide-helper/pull/914)
diff --git a/composer.json b/composer.json
index 53ee4dd..38c4b1c 100644
--- a/composer.json
+++ b/composer.json
@@ -35,10 +35,10 @@
         "friendsofphp/php-cs-fixer": "^2",
         "illuminate/config": "^6 || ^7 || ^8",
         "illuminate/view": "^6 || ^7 || ^8",
-        "mockery/mockery": "^1.3",
+        "mockery/mockery": "^1.3.3",
         "orchestra/testbench": "^4 || ^5 || ^6",
         "phpunit/phpunit": "^8.5 || ^9",
-        "spatie/phpunit-snapshot-assertions": "^1.4 || ^2.2 || ^3",
+        "spatie/phpunit-snapshot-assertions": "^1.4 || ^2.2 || ^3 || ^4",
         "vimeo/psalm": "^3.12"
     },
     "config": {
diff --git a/src/Console/ModelsCommand.php b/src/Console/ModelsCommand.php
index fad4107..a17a5de 100644
--- a/src/Console/ModelsCommand.php
+++ b/src/Console/ModelsCommand.php
@@ -424,7 +424,7 @@ class ModelsCommand extends Command
 
         $database = null;
         if (strpos($table, '.')) {
-            list($database, $table) = explode('.', $table);
+            [$database, $table] = explode('.', $table);
         }
 
         $columns = $schema->listTableColumns($table, $database);
@@ -895,8 +895,18 @@ class ModelsCommand extends Command
         $paramsWithDefault = [];
         /** @var \ReflectionParameter $param */
         foreach ($method->getParameters() as $param) {
-            $paramClass = $param->getClass();
-            $paramStr = (!is_null($paramClass) ? '\\' . $paramClass->getName() . ' ' : '') . '$' . $param->getName();
+            $paramType = $param->getType();
+
+            $paramStr = '$' . $param->getName();
+            if ($paramType) {
+                $paramTypeStr = $paramType->getName();
+                if (!$paramType->isBuiltin()) {
+                    $paramTypeStr = '\\' . $paramTypeStr;
+                }
+
+                $paramStr = $paramTypeStr . ' ' . $paramStr;
+            }
+
             if ($param->isOptional() && $param->isDefaultValueAvailable()) {
                 $default = $param->getDefaultValue();
                 if (is_bool($default)) {
diff --git a/tests/Console/ModelsCommand/DynamicRelations/Test.php b/tests/Console/ModelsCommand/DynamicRelations/Test.php
index bc248b5..a36f8f0 100644
--- a/tests/Console/ModelsCommand/DynamicRelations/Test.php
+++ b/tests/Console/ModelsCommand/DynamicRelations/Test.php
@@ -17,11 +17,19 @@ class Test extends AbstractModelsCommand
             '--write' => true,
         ]);
 
-        $errors = <<<TXT
+        if (PHP_VERSION_ID >= 80000) {
+            $errors = <<<TXT
+Error resolving relation model of Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\DynamicRelations\Models\Dynamic:dynamicBelongsTo() : Attempt to read property "created_at" on null
+Error resolving relation model of Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\DynamicRelations\Models\Dynamic:dynamicHasMany() : Attempt to read property "created_at" on null
+Error resolving relation model of Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\DynamicRelations\Models\Dynamic:dynamicHasOne() : Attempt to read property "created_at" on null
+TXT;
+        } else {
+            $errors = <<<TXT
 Error resolving relation model of Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\DynamicRelations\Models\Dynamic:dynamicBelongsTo() : Trying to get property 'created_at' of non-object
 Error resolving relation model of Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\DynamicRelations\Models\Dynamic:dynamicHasMany() : Trying to get property 'created_at' of non-object
 Error resolving relation model of Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\DynamicRelations\Models\Dynamic:dynamicHasOne() : Trying to get property 'created_at' of non-object
 TXT;
+        }
 
         $this->assertSame(0, $tester->getStatusCode());
         $this->assertStringContainsString('Written new phpDocBlock to', $tester->getDisplay());
diff --git a/tests/Console/ModelsCommand/GeneratePhpdocWithForcedFqn/__snapshots__/Test__test__1.php b/tests/Console/ModelsCommand/GeneratePhpdocWithForcedFqn/__snapshots__/Test__test__1.php
index aecb210..2733d99 100644
--- a/tests/Console/ModelsCommand/GeneratePhpdocWithForcedFqn/__snapshots__/Test__test__1.php
+++ b/tests/Console/ModelsCommand/GeneratePhpdocWithForcedFqn/__snapshots__/Test__test__1.php
@@ -88,7 +88,7 @@ use Illuminate\Database\Eloquent\SoftDeletes;
  * @property-read int|null $posts_count
  * @method static \Illuminate\Database\Eloquent\Builder|\Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithForcedFqn\Models\Post newModelQuery()
  * @method static \Illuminate\Database\Eloquent\Builder|\Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithForcedFqn\Models\Post newQuery()
- * @method static \Illuminate\Database\Eloquent\Builder|\Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithForcedFqn\Models\Post null($unusedParam)
+ * @method static \Illuminate\Database\Eloquent\Builder|\Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithForcedFqn\Models\Post null(string $unusedParam)
  * @method static \Illuminate\Database\Query\Builder|\Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithForcedFqn\Models\Post onlyTrashed()
  * @method static \Illuminate\Database\Eloquent\Builder|\Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithForcedFqn\Models\Post query()
  * @method static \Illuminate\Database\Eloquent\Builder|\Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithForcedFqn\Models\Post whereBigIntegerNotNullable($value)
diff --git a/tests/Console/ModelsCommand/GeneratePhpdocWithFqn/__snapshots__/Test__test__1.php b/tests/Console/ModelsCommand/GeneratePhpdocWithFqn/__snapshots__/Test__test__1.php
index 5dc83d0..453e933 100644
--- a/tests/Console/ModelsCommand/GeneratePhpdocWithFqn/__snapshots__/Test__test__1.php
+++ b/tests/Console/ModelsCommand/GeneratePhpdocWithFqn/__snapshots__/Test__test__1.php
@@ -94,7 +94,7 @@ use Illuminate\Support\Carbon;
  * @property-read int|null $posts_count
  * @method static EloquentBuilder|Post newModelQuery()
  * @method static EloquentBuilder|Post newQuery()
- * @method static EloquentBuilder|Post null($unusedParam)
+ * @method static EloquentBuilder|Post null(string $unusedParam)
  * @method static QueryBuilder|Post onlyTrashed()
  * @method static EloquentBuilder|Post query()
  * @method static EloquentBuilder|Post whereBigIntegerNotNullable($value)