diff --git a/rules-tests/CodeQuality/Rector/Class_/AddParamTypeFromDependsRector/Fixture/skip_no_depends.php.inc b/rules-tests/CodeQuality/Rector/Class_/AddParamTypeFromDependsRector/Fixture/skip_no_depends.php.inc
new file mode 100644
index 00000000..e8e033b1
--- /dev/null
+++ b/rules-tests/CodeQuality/Rector/Class_/AddParamTypeFromDependsRector/Fixture/skip_no_depends.php.inc
@@ -0,0 +1,17 @@
+<?php
+
+namespace Rector\PHPUnit\Tests\CodeQuality\Rector\Class_\AddParamTypeFromDependsRector\Fixture;
+
+use PHPUnit\Framework\TestCase;
+
+final class SkipNoDepends extends TestCase
+{
+    public function test(): \stdClass
+    {
+        return new \stdClass();
+    }
+
+    public function testNoDepends($value)
+    {
+    }
+}
diff --git a/rules/CodeQuality/Rector/Class_/AddParamTypeFromDependsRector.php b/rules/CodeQuality/Rector/Class_/AddParamTypeFromDependsRector.php
index 2add1a73..8d9ae2ce 100644
--- a/rules/CodeQuality/Rector/Class_/AddParamTypeFromDependsRector.php
+++ b/rules/CodeQuality/Rector/Class_/AddParamTypeFromDependsRector.php
@@ -135,6 +135,10 @@ private function resolveReturnTypeOfDependsMethod(ClassMethod $classMethod, Clas
     {
         $dependsMethodName = $this->resolveDependsAnnotationOrAttributeMethod($classMethod);
 
+        if ($dependsMethodName === null || $dependsMethodName === '') {
+            return null;
+        }
+
         $dependsClassMethod = $class->getMethod($dependsMethodName);
 
         if (! $dependsClassMethod instanceof ClassMethod) {