diff --git a/paddle/fluid/framework/executor.cc b/paddle/fluid/framework/executor.cc
index fb7c13d36db7ebe0bdcb81a15a986a7c0ca4170f..bcbd717aa47dd98252c5beaaf33d77b466496578 100644
--- a/paddle/fluid/framework/executor.cc
+++ b/paddle/fluid/framework/executor.cc
@@ -44,7 +44,7 @@ struct ExecutorPrepareContext {
   ExecutorPrepareContext(const framework::ProgramDesc& prog, size_t block_id)
       : prog_(prog), block_id_(block_id) {}
 
-  framework::ProgramDesc prog_;
+  const framework::ProgramDesc& prog_;
   size_t block_id_;
   std::vector<std::unique_ptr<OperatorBase>> ops_;
 };