diff --git a/paddle/fluid/inference/io.cc b/paddle/fluid/inference/io.cc
index f29b190a73042288883b8df861ba8752e67ad2b9..181868977dd8f2568486ed0c4e1f260a69795896 100644
--- a/paddle/fluid/inference/io.cc
+++ b/paddle/fluid/inference/io.cc
@@ -138,6 +138,7 @@ std::unique_ptr<framework::ProgramDesc> Load(
 
   std::unique_ptr<framework::ProgramDesc> main_program(
       new framework::ProgramDesc(program_desc_str));
+
   LoadPersistables(executor, scope, *main_program, "", param_filename);
   return main_program;
 }