diff --git a/simulator/Makefile b/simulator/Makefile
index 6871725967..1a0f9a1441 100644
--- a/simulator/Makefile
+++ b/simulator/Makefile
@@ -24,7 +24,7 @@ endif
 
 # C++ specific options here (added to USE_OPT).
 ifeq ($(USE_CPPOPT),)
-  USE_CPPOPT = -fno-rtti
+  USE_CPPOPT = -std=c++11 -fno-rtti
 endif
 
 # Enable this if you want the linker to remove unused code and data.