diff --git a/musrSimAna/Makefile b/musrSimAna/Makefile
index 7cebde2..12f1db7 100644
--- a/musrSimAna/Makefile
+++ b/musrSimAna/Makefile
@@ -5,7 +5,7 @@
 CPP=g++
 #CPPFLAGS= -I$(ROOTSYS)/include -I/userdisk/sedlak/myLCG/CondDBMySQL_new/CondDBMySQL/include -I/usr/include/mysql
 #LDFLAGS= $(shell root-config --glibs) -L/userdisk/sedlak/myLCG/CondDBMySQL_new/CondDBMySQL/src/.libs -lconddb -L/usr/lib/mysql -lmysqlclient
-CPPFLAGS= -I$(ROOTSYS)/include/root -std=c++11
+CPPFLAGS= -I$(ROOTSYS)/include -std=c++17
 LDFLAGS= $(shell root-config --glibs) -lMinuit
 
 all:	musrRoot