diff --git a/doc/fluid/design/dist_train/large_model.md b/doc/fluid/design/dist_train/prefetch_parameter.md
similarity index 97%
rename from doc/fluid/design/dist_train/large_model.md
rename to doc/fluid/design/dist_train/prefetch_parameter.md
index 92daa2b52eac5166c3113612c93ec871c763b9d0..ac56502c280d540592d73685a2c018b53f5e73e1 100644
--- a/doc/fluid/design/dist_train/large_model.md
+++ b/doc/fluid/design/dist_train/prefetch_parameter.md
@@ -1,4 +1,4 @@
-# Design Doc: Prefecting Parameter From Parameter Server
+# Design Doc: Prefetching Parameter From Parameter Server
 
 ## Abstract