diff --git a/src/Php/CompilerBase.php b/src/Php/CompilerBase.php
index 3cf3ff7d..54f6dcd2 100644
--- a/src/Php/CompilerBase.php
+++ b/src/Php/CompilerBase.php
@@ -844,11 +844,10 @@ class CompilerBase extends \PhpAot\Core\Translator
                 $type = self::TYPE_OBJECT;
             } elseif ($this->isFuncCallExpr($right) and $this->isNameExpr($right->name)) {
                 $fn = $this->parseIdentifier($right->name);
-                $arg2 = $right->args[1]->value;
-                if (count($right->args) === 2 and $fn === 'objval' and $this->isScalarString($arg2)) {
-                    $this->objects[$var] = $arg2->value;
+                if (count($right->args) === 2 and $fn === 'objval' and $this->isScalarString($right->args[1]->value)) {
+                    $this->objects[$var] = $right->args[1]->value;
+                    $type = self::TYPE_OBJECT;
                 }
-                $type = self::TYPE_OBJECT;
             }
 
             if (!$this->hasVar($var)) {
diff --git a/src/Php/FunctionDef.php b/src/Php/FunctionDef.php
index 91403f17..bf737207 100644
--- a/src/Php/FunctionDef.php
+++ b/src/Php/FunctionDef.php
@@ -9,6 +9,7 @@ class FunctionDef
     public array $argInfoList = [];
     public int $argCountRequired = 0;
     public string $params = '';
+    public bool $method = false;
 
 
     public function __construct(string $name, string $returnType)
diff --git a/src/Php/MethodDef.php b/src/Php/MethodDef.php
index 900c7826..11c1d15c 100644
--- a/src/Php/MethodDef.php
+++ b/src/Php/MethodDef.php
@@ -13,6 +13,7 @@ class MethodDef
         $this->flags = $flags;
         $this->name = $name;
         $this->functionDef = $def;
+        $this->functionDef->method = true;
     }
 
     public function getReturnType(): string
diff --git a/src/Php/Translator.php b/src/Php/Translator.php
index d54089e9..24f3d3c2 100644
--- a/src/Php/Translator.php
+++ b/src/Php/Translator.php
@@ -426,6 +426,9 @@ class Translator extends Preprocessor
             $argInfoList = $func->argInfoList;
             if ($argInfoList) {
                 $list = [];
+                if ($func->method) {
+                    $list[] = 'php::Object &this_';
+                }
                 foreach ($argInfoList as $argInfo) {
                     $arg = $argInfo->type . ' ' . $argInfo->name;
                     if ($argInfo->default) {