diff --git a/examples/renderTest.php b/examples/renderTest.php
index 90c3037..3eb030e 100644
--- a/examples/renderTest.php
+++ b/examples/renderTest.php
@@ -220,6 +220,7 @@ foreach($taskModel->childsParams as $childParams){
     $obj->ply = $plyFileSavaPath;
     $obj->setMaterial($material);
     $scene->registerObjects($obj);
+    fclose($plyFileHandle);
 }
 
 
diff --git a/src/utils/MatHelper.php b/src/utils/MatHelper.php
index a7bfed2..8dd3041 100644
--- a/src/utils/MatHelper.php
+++ b/src/utils/MatHelper.php
@@ -66,6 +66,7 @@ class MatHelper{
             $albedoTexture->mapping = $mapping;
             $scene->registerTexture($albedoTexture);
             $material->setBaseColor($albedoTexture);
+            fclose($textureHandle);
         }
         if($matOriginal->matParams->metallicTexture){
             $textureUrl = $matOriginal->matParams->metallicTexture;
@@ -86,6 +87,7 @@ class MatHelper{
             $roughnessTexture->mapping = $mapping;
             $scene->registerTexture($roughnessTexture);
             $material->setRoughness($roughnessTexture);
+            fclose($textureHandle);
         }
         if($matOriginal->matParams->bumpTexture){
             $textureUrl = $matOriginal->matParams->bumpTexture;
@@ -104,6 +106,7 @@ class MatHelper{
             $normalTexture->scale = $matOriginal->matParams->bumpLevel;
             $scene->registerTexture($normalTexture);
             $material->setBumptex($normalTexture);
+            fclose($textureHandle);
         }
 
         //TODO： 更多通道贴图处理，待后续完善