diff --git a/python/paddle/fluid/io.py b/python/paddle/fluid/io.py
index 1817caa94275e4efa47ec1a5a0aa861255c75561..35aa80a2ae9a6289665b581275fb86c3931fd7a8 100644
--- a/python/paddle/fluid/io.py
+++ b/python/paddle/fluid/io.py
@@ -102,6 +102,9 @@ def save_vars(executor,
 
         save_var_map = {}
         for each_var in vars:
+            # NOTE: don't save the variable which type is RAW
+            if each_var.type == core.VarDesc.VarType.RAW:
+                continue
             new_var = _clone_var_in_block_(save_block, each_var)
             if filename is None:
                 save_block.append_op(