diff --git a/src/sequencer/Makefile.Unix b/src/sequencer/Makefile.Unix
index e7009abce..016dde6ec 100644
--- a/src/sequencer/Makefile.Unix
+++ b/src/sequencer/Makefile.Unix
@@ -2,14 +2,20 @@ EPICS = ../../../..
 include Target.include
 include $(EPICS)/config/CONFIG_BASE
 
+
+LEX = $(ELEX)
+YACC = $(EYACC)
+#YACCOPT = -l
+#LEXOPT = -L
+
 USR_LDLIBS = -ll
 YACCOPT = -d -v
 
-SRCS.c =  ../snc_main.c ../parse.c ../phase2.c ../gen_ss_code.c \
-	../gen_tables.c sncVersion.c snc.c snc_lex.c
+SRCS.c =  ../parse.c ../phase2.c ../gen_ss_code.c \
+	../gen_tables.c sncVersion.c snc.c 
 
-OBJS =  snc_main.o parse.o phase2.o gen_ss_code.o \
-	gen_tables.o sncVersion.o snc.o snc_lex.o
+OBJS =  parse.o phase2.o gen_ss_code.o \
+	gen_tables.o sncVersion.o snc.o 
 
 PROD = snc
 
@@ -20,6 +26,8 @@ include $(EPICS)/config/RULES.Unix
 #
 snc_lex.c: snc.h
 
+snc.o: snc_lex.c
+
 sncVersion.c: ../Version
 	$(RM) sncVersion.c
 	sh ../makeVersion ../Version > sncVersion.c
diff --git a/src/sequencer/snc.y b/src/sequencer/snc.y
index 1e89cd23d..dcc680990 100644
--- a/src/sequencer/snc.y
+++ b/src/sequencer/snc.y
@@ -321,4 +321,5 @@ global_c
 :	C_STMT		{ global_c_stmt($1); }
 ;
 %%
-
+#include "snc_lex.c"
+#include "snc_main.c"
diff --git a/src/sequencer/snc_lex.l b/src/sequencer/snc_lex.l
index ad7911617..3dd51f981 100644
--- a/src/sequencer/snc_lex.l
+++ b/src/sequencer/snc_lex.l
@@ -22,8 +22,10 @@
  * Comments are recognized as part of the syntax.
  */
 
+/*
 #include	"parse.h"
-#include	"snc.h"		/* output from yacc */
+#include	"snc.h"	
+*/
 #ifndef	TRUE
 #define	TRUE	1
 #define	FALSE	0