diff --git a/CMakeLists.txt b/CMakeLists.txt
index dade1e3d..8e115356 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -40,6 +40,7 @@ set( LIBRARY_OUTPUT_PATH    "${CMAKE_SOURCE_DIR}/lib" )
 
 # define compiler flags for all code
 set( CMAKE_BUILD_TYPE Release )
+set( CMAKE_CXX_FLAGS_RELEASE "-std=c++98 ${CMAKE_CXX_FLAGS_RELEASE}" )
 add_definitions( -Wall -D_FILE_OFFSET_BITS=64 )
 
 # -----------------------------------------------