Index: libcfa/prelude/Makefile.am
===================================================================
--- libcfa/prelude/Makefile.am	(revision 2284d20aa154b6cfdf4a4051fa40e4d6170688bd)
+++ libcfa/prelude/Makefile.am	(revision 01865fb2bd5249a71fe41e9769e5bb5833723bc2)
@@ -50,5 +50,5 @@
 
 prelude.cfa : prelude-gen.cc
-	${AM_V_GEN}${CXX} ${AM_CXXFLAGS} ${CXXFLAGS} ${AM_CFLAGS} ${<} -o prelude-gen -Wall -Wextra -O2 -g -std=c++14
+	${AM_V_GEN}${CXX} ${AM_CXXFLAGS} ${CXXFLAGS} ${AM_CFLAGS} ${<} -o prelude-gen -Wall -Wextra -O2 -g -std=c++17
 	@./prelude-gen > ${@}
 	@rm ./prelude-gen