back to c++98...
diff --git a/scripts/common.cmake b/scripts/common.cmake
index 2aa13a2..54f77e1 100644
--- a/scripts/common.cmake
+++ b/scripts/common.cmake
@@ -60,7 +60,7 @@
 
 if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
     add_compiler_flags(-Werror)
-    add_compiler_flags(-std=c++11)
+    add_compiler_flags(-std=c++98)
     add_compiler_flags(-pedantic)
     add_compiler_flags(-pedantic-errors)
     add_compiler_flags(-fvisibility=hidden)