diff --git a/inc/hgl/graph/vulkan/VKFormat.h b/inc/hgl/graph/vulkan/VKFormat.h
index 7c0bb950..c41b2b62 100644
--- a/inc/hgl/graph/vulkan/VKFormat.h
+++ b/inc/hgl/graph/vulkan/VKFormat.h
@@ -322,7 +322,7 @@ struct VulkanFormat
 
     uint32_t            bytes;          ///<每象素字节数
 
-    char                name[32];       ///<名称
+    char                name[16];       ///<名称
 
     TextureCompressType compress_type;  ///<压缩类型
     VulkanDataType      color;          ///<颜色数据类型