diff --git a/Makefile.orig b/Makefile
index 58d3c1e..ac9cb19 100644
--- a/Makefile.orig
+++ b/Makefile
@@ -1,5 +1,6 @@
 PREFIX ?= /usr/local
 BINDIR ?= $(PREFIX)/bin
+CXXFLAGS=-std=c++11
 
 all:
 	$(MAKE) -C src