diff --git a/reduce_src/Makefile b/reduce_src/Makefile
index 598e367..067ace4 100644
--- a/reduce_src/Makefile
+++ b/reduce_src/Makefile
@@ -12,7 +12,7 @@ PROG_FLGS   = -DAROMATICS_ACCEPT_HBONDS \
 #              -DDEBUGMOVABLENODE -DDEBUGDOTCOUNTS
 #              -DMINPREDEFINED -DMAXPREDEFINED\
 
-CFLAGS = $(OPT) $(DEBUG) $(PROG_FLGS) $(DICT_LOC) $(DICT_LOCOLD)\
+CXXFLAGS = $(OPT) $(DEBUG) $(PROG_FLGS) $(DICT_LOC) $(DICT_LOCOLD)\
          -I$(PDBHOME) -I$(TOOLHOME) 
 #         -Wall
 
@@ -26,7 +26,7 @@ OBJLIST = GraphToHoldScores.o reduce.o CTab.o ElementInfo.o StdResH.o ResBlk.o A
 CXX		= g++
 
 .cpp.o:
-	$(CXX) -c $*.cpp $(CFLAGS)
+	$(CXX) -c $*.cpp $(CXXFLAGS)
 
 OPT             = -O3
 DEBUG           = $(CXXDEBUGFLAGS)