diff --git a/Makefile.conf b/Makefile.conf
index ad57f57..70d14fc 100644
--- a/Makefile.conf
+++ b/Makefile.conf
@@ -13,7 +13,8 @@ PREFIX?=$(HOME)
 ENGINE_LIB_PATH=$(PREFIX)/lib
 ENGINE_INC_PATH=$(PREFIX)/include
 
-CXXFLAGS+=-std=c++14 -fPIC
+CXXFLAGS+=-std=c++11 -fPIC
+
 
 # Build target
 BUILD_FOR:=$(shell uname)