diff --git a/inc/hgl/graph/shader/ShaderResource.h b/inc/hgl/graph/shader/ShaderResource.h
index 046d3f85..9ab53ed5 100644
--- a/inc/hgl/graph/shader/ShaderResource.h
+++ b/inc/hgl/graph/shader/ShaderResource.h
@@ -14,6 +14,8 @@ VK_NAMESPACE_BEGIN
         uint        component;
 
         VkFormat    format;
+
+        uint        binding;
     };//struct ShaderStage
 
     using ShaderStageList=ObjectList<ShaderStage>;
diff --git a/src/SceneGraph/shader/ShaderResource.cpp b/src/SceneGraph/shader/ShaderResource.cpp
index 1f59a7f4..8346cd02 100644
--- a/src/SceneGraph/shader/ShaderResource.cpp
+++ b/src/SceneGraph/shader/ShaderResource.cpp
@@ -45,6 +45,8 @@ VK_NAMESPACE_BEGIN
                 ss->name.SetString((char *)data,str_len);
                 data+=str_len;
 
+                ss->binding=i;
+
                 ss_list.Add(ss);
             }