diff --git a/src/Php/CompilerBase.php b/src/Php/CompilerBase.php
index bb511ef3..3d7fe2ad 100644
--- a/src/Php/CompilerBase.php
+++ b/src/Php/CompilerBase.php
@@ -801,6 +801,10 @@ class CompilerBase extends \PhpAot\Core\Translator
                 } else {
                     $class = $this->getNamespacedClassName($typeName);
                 }
+                // Trait 在注入 class 需要使用完整类名
+                if ($class and $this->classDef and $this->classDef->trait) {
+                    $type->name = $class;
+                }
                 return self::TYPE_OBJECT;
             }
         }
@@ -1976,23 +1980,13 @@ class CompilerBase extends \PhpAot\Core\Translator
         if ($param->byRef) {
             return self::TYPE_REF;
         }
-        if ($param->type === null or $param->type instanceof NullableType or $param->type instanceof UnionType) {
-            return self::TYPE_VAR;
-        }
-        $type = $param->type;
-        $typeName = $type->name;
-        if ($typeName === 'void' or $typeName === 'never') {
-            $this->fatalError($param, 'Cannot use `void`/`never` as a parameter type.');
-        } elseif ($typeName === 'self') {
-            $class = $this->classDef->getNamespacedName(false);
-        } elseif (isset($this->zendTypeMap[$typeName])) {
-            return $this->getTypeFromZendType($typeName);
-        } else {
-            $class = $this->getNamespacedClassName($typeName);
+        $class = '';
+        $type = $this->parseTypeDecl($param->type, self::DECL_TYPE_OF_PARAM, $class);
+        if ($class) {
+            $this->addObject($var, $class);
+            $argInfo->class = $class;
         }
-        $this->addObject($var, $class);
-        $argInfo->class = $class;
-        return self::TYPE_OBJECT;
+        return $type;
     }
 
     protected function parseIncludes(): string
diff --git a/tests/aot/trait/009.phpt b/tests/aot/trait/009.phpt
new file mode 100644
index 00000000..48e0e684
--- /dev/null
+++ b/tests/aot/trait/009.phpt
@@ -0,0 +1,39 @@
+--TEST--
+Method conflict in traits
+--FILE--
+<?php
+namespace App1 {
+    class Foo1 {
+        public string $prop = 'Hello 1';
+    }
+}
+
+namespace App2 {
+    use App1\Foo1;
+    trait THello1
+    {
+        public function hello(Foo1 $foo1)
+        {
+            var_dump($foo1);
+        }
+    }
+}
+
+namespace App3 {
+    use App2\THello1;
+    class TraitsTest
+    {
+        use THello1;
+    }
+}
+
+namespace {
+    function main()
+    {
+        $foo1 = new App1\Foo1;
+        $o = new App3\TraitsTest;
+        $o->hello($foo1);
+    }
+}
+?>
+--EXPECT--
\ No newline at end of file