diff --git a/cmake/flags.cmake b/cmake/flags.cmake
index fbde5686..c73b6b38 100644
--- a/cmake/flags.cmake
+++ b/cmake/flags.cmake
@@ -1,8 +1,8 @@
 list(APPEND PROJECT_COMMON_FLAG_LIST
-  -D_GNU_SOURCE
-  -D_LARGEFILE_SOURCE
-  -D_LARGEFILE64_SOURCE
   -D_FILE_OFFSET_BITS=64 
+  -D_GNU_SOURCE
+  -D_LARGEFILE64_SOURCE
+  -D_LARGEFILE_SOURCE
   -D_TIME_BITS=64
   -march=${PROJECT_MARCH}
   -mtune=generic