diff --git a/rules-tests/TypeDeclaration/Rector/ClassMethod/ParamTypeByMethodCallTypeRector/Fixture/skip_in_form_builder_callback_instanceof.php.inc b/rules-tests/TypeDeclaration/Rector/ClassMethod/ParamTypeByMethodCallTypeRector/Fixture/skip_in_form_builder_callback_instanceof.php.inc
new file mode 100644
index 00000000000..bc88fc7b309
--- /dev/null
+++ b/rules-tests/TypeDeclaration/Rector/ClassMethod/ParamTypeByMethodCallTypeRector/Fixture/skip_in_form_builder_callback_instanceof.php.inc
@@ -0,0 +1,37 @@
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\ParamTypeByMethodCallTypeRector\Fixture;
+
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\Validator\Constraints as Assert;
+
+final class SkipInFormBuilderCallbackInstanceof extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options): void
+    {
+        $builder->add('someType', DocumentType::class, [
+            'class' => SomeType::class,
+            'required' => false,
+            'label' => 'Some Type',
+            'attr' => [
+                'data-help' => 'some data help',
+            ],
+            'constraints' => [
+                new Assert\Callback(function ($someType, ExecutionContextInterface $context): void {
+                    if (! $someType instanceof SomeType) {
+                        return;
+                    }
+
+                    $this->use($someType);
+
+                    // some logic here
+                })
+            ]
+        ]);
+    }
+
+    private function use(SomeType $someType): void
+    {
+    }
+}
diff --git a/rules/TypeDeclaration/Guard/ParamTypeAddGuard.php b/rules/TypeDeclaration/Guard/ParamTypeAddGuard.php
index 06634f6a12e..ee49d4dfe25 100644
--- a/rules/TypeDeclaration/Guard/ParamTypeAddGuard.php
+++ b/rules/TypeDeclaration/Guard/ParamTypeAddGuard.php
@@ -8,8 +8,8 @@
 use PhpParser\Node\Expr\Assign;
 use PhpParser\Node\Expr\Ternary;
 use PhpParser\Node\Expr\Variable;
+use PhpParser\Node\FunctionLike;
 use PhpParser\Node\Param;
-use PhpParser\Node\Stmt\ClassMethod;
 use PhpParser\Node\Stmt\If_;
 use PhpParser\NodeVisitor;
 use Rector\NodeNameResolver\NodeNameResolver;
@@ -25,14 +25,14 @@ public function __construct(
     ) {
     }
 
-    public function isLegal(Param $param, ClassMethod $classMethod): bool
+    public function isLegal(Param $param, FunctionLike $functionLike): bool
     {
         $paramName = $this->nodeNameResolver->getName($param);
 
         $isLegal = true;
 
         $this->simpleCallableNodeTraverser->traverseNodesWithCallable(
-            (array) $classMethod->stmts,
+            (array) $functionLike->getStmts(),
             function (Node $subNode) use (&$isLegal, $paramName): ?int {
                 if ($subNode instanceof Assign && $subNode->var instanceof Variable && $this->nodeNameResolver->isName(
                     $subNode->var,
diff --git a/rules/TypeDeclaration/NodeAnalyzer/CallerParamMatcher.php b/rules/TypeDeclaration/NodeAnalyzer/CallerParamMatcher.php
index bd868569191..d51f69eaa78 100644
--- a/rules/TypeDeclaration/NodeAnalyzer/CallerParamMatcher.php
+++ b/rules/TypeDeclaration/NodeAnalyzer/CallerParamMatcher.php
@@ -22,11 +22,9 @@
 use PHPStan\Analyser\Scope;
 use PHPStan\Reflection\ClassReflection;
 use PHPStan\Type\MixedType;
-use PHPStan\Type\Type;
 use Rector\NodeNameResolver\NodeNameResolver;
 use Rector\NodeTypeResolver\TypeComparator\TypeComparator;
 use Rector\PhpParser\AstResolver;
-use Rector\PHPStan\ScopeFetcher;
 use Rector\StaticTypeMapper\StaticTypeMapper;
 
 final readonly class CallerParamMatcher
@@ -122,7 +120,6 @@ private function matchCallArgPosition(StaticCall | MethodCall | FuncCall $call,
     {
         $paramName = $this->nodeNameResolver->getName($param);
 
-        $scope = ScopeFetcher::fetch($call);
         foreach ($call->args as $argPosition => $arg) {
             if (! $arg instanceof Arg) {
                 continue;
@@ -136,11 +133,6 @@ private function matchCallArgPosition(StaticCall | MethodCall | FuncCall $call,
                 continue;
             }
 
-            $currentType = $scope->getType($arg->value);
-            if ($currentType instanceof MixedType && $currentType->getSubtractedType() instanceof Type) {
-                return null;
-            }
-
             return $argPosition;
         }
 
diff --git a/rules/TypeDeclaration/Rector/ClassMethod/ParamTypeByMethodCallTypeRector.php b/rules/TypeDeclaration/Rector/ClassMethod/ParamTypeByMethodCallTypeRector.php
index 63a5121d382..01371866375 100644
--- a/rules/TypeDeclaration/Rector/ClassMethod/ParamTypeByMethodCallTypeRector.php
+++ b/rules/TypeDeclaration/Rector/ClassMethod/ParamTypeByMethodCallTypeRector.php
@@ -102,7 +102,7 @@ public function getNodeTypes(): array
     }
 
     /**
-     * @param ClassMethod|Function_|Closure $node
+     * @param ClassMethod|Function_|Closure|ArrowFunction $node
      */
     public function refactor(Node $node): ?Node
     {
@@ -146,10 +146,6 @@ private function shouldSkipParam(
             return true;
         }
 
-        if (! $functionLike instanceof ClassMethod) {
-            return false;
-        }
-
         return ! $this->paramTypeAddGuard->isLegal($param, $functionLike);
     }