diff --git a/packages/CodeQuality/tests/Rector/If_/RemoveAlwaysTrueConditionSetInConstructorRector/Fixture/skip_trait.php.inc b/packages/CodeQuality/tests/Rector/If_/RemoveAlwaysTrueConditionSetInConstructorRector/Fixture/skip_trait.php.inc
new file mode 100644
index 000000000000..ac6aeb547a82
--- /dev/null
+++ b/packages/CodeQuality/tests/Rector/If_/RemoveAlwaysTrueConditionSetInConstructorRector/Fixture/skip_trait.php.inc
@@ -0,0 +1,24 @@
+<?php
+
+namespace Rector\CodeQuality\Tests\Rector\If_\RemoveAlwaysTrueConditionSetInConstructorRector\Fixture;
+
+use stdClass;
+
+trait SomeTrait
+{
+    private $value;
+
+    public function __construct(stdClass $value)
+    {
+        $this->value = $value;
+    }
+
+    public function go()
+    {
+        if ($this->value) {
+            return 'yes';
+        }
+    }
+}
+
+?>
\ No newline at end of file
diff --git a/packages/CodeQuality/tests/Rector/If_/RemoveAlwaysTrueConditionSetInConstructorRector/RemoveAlwaysTrueConditionSetInConstructorRectorTest.php b/packages/CodeQuality/tests/Rector/If_/RemoveAlwaysTrueConditionSetInConstructorRector/RemoveAlwaysTrueConditionSetInConstructorRectorTest.php
index 3eae65d12a7e..c619530d67d8 100644
--- a/packages/CodeQuality/tests/Rector/If_/RemoveAlwaysTrueConditionSetInConstructorRector/RemoveAlwaysTrueConditionSetInConstructorRectorTest.php
+++ b/packages/CodeQuality/tests/Rector/If_/RemoveAlwaysTrueConditionSetInConstructorRector/RemoveAlwaysTrueConditionSetInConstructorRectorTest.php
@@ -31,6 +31,7 @@ public function provideDataForTest(): Iterator
         yield [__DIR__ . '/Fixture/skip_scalars.php.inc'];
         yield [__DIR__ . '/Fixture/skip_unknown.php.inc'];
         yield [__DIR__ . '/Fixture/skip_optional_argument_value.php.inc'];
+        yield [__DIR__ . '/Fixture/skip_trait.php.inc'];
     }
 
     protected function getRectorClass(): string
diff --git a/src/PhpParser/Node/Manipulator/ClassManipulator.php b/src/PhpParser/Node/Manipulator/ClassManipulator.php
index 7807ea32eb0d..738c246bfe70 100644
--- a/src/PhpParser/Node/Manipulator/ClassManipulator.php
+++ b/src/PhpParser/Node/Manipulator/ClassManipulator.php
@@ -197,9 +197,9 @@ public function getUsedTraits(ClassLike $classLike): array
         return $usedTraits;
     }
 
-    public function getProperty(Class_ $class, string $name): ?Property
+    public function getProperty(ClassLike $classLike, string $name): ?Property
     {
-        foreach ($class->getProperties() as $property) {
+        foreach ($classLike->getProperties() as $property) {
             if (count($property->props) > 1) {
                 // usually full property is needed to have all the docs values
                 throw new ShouldNotHappenException();