diff --git a/Makefile b/Makefile
index 97179b8098c22c8d00e59bc14a71682954f1abdd..8e2523af2333000d4dad8789a979a749d7b62140 100644
--- a/Makefile
+++ b/Makefile
@@ -100,7 +100,7 @@ endif
 
 LDFLAGS += -lbz2
 SOFLAGS += -lbz2
-CXXFLAGS += -I$(TABDIR)/readLib/externals/compress_stream/include
+CXXFLAGS += -std=c++17 -I$(TABDIR)/readLib/externals/compress_stream/include
 
 
 CXXFLAGS += $(CONEX_EXTENSIONS)