diff --git a/src/wal/CMakeLists.txt b/src/wal/CMakeLists.txt
index 096516918e7b78ac6fed84aa4304a2e989f3d017..a89024dab5060b1f18174f769e0d70c00ad00faf 100644
--- a/src/wal/CMakeLists.txt
+++ b/src/wal/CMakeLists.txt
@@ -1,7 +1,7 @@
 CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
 PROJECT(TDengine)
 
-#ADD_DEFINITIONS(-DWAL_CHECKSUM_WHOLE)
+ADD_DEFINITIONS(-DWAL_CHECKSUM_WHOLE)
 
 INCLUDE_DIRECTORIES(inc)
 AUX_SOURCE_DIRECTORY(${CMAKE_CURRENT_SOURCE_DIR}/src SRC)