diff --git a/sources/tech/20150112 Data-Oriented Hash Table.md b/sources/tech/20150112 Data-Oriented Hash Table.md
index 3600fd8ef5..4bff30d51d 100644
--- a/sources/tech/20150112 Data-Oriented Hash Table.md	
+++ b/sources/tech/20150112 Data-Oriented Hash Table.md	
@@ -1,4 +1,5 @@
 Translating by sanfusu
+
 [Data-Oriented Hash Table][1]
 ============================================================