diff --git a/src/Makefile b/src/Makefile
index 6645f009..cb86b5c6 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -166,8 +166,8 @@ endif
 
 ### 3.1 Selecting compiler (default = gcc)
 
-CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -std=c++14 $(EXTRACXXFLAGS)
-DEPENDFLAGS += -std=c++14
+CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -std=c++17 $(EXTRACXXFLAGS)
+DEPENDFLAGS += -std=c++17
 LDFLAGS += $(EXTRALDFLAGS)
 
 ifeq ($(COMP),)