--- a/Makefile
+++ b/Makefile
@@ -8,10 +8,10 @@
 INSDIR	= /usr/bin
 
 ttaenc: $(patsubst %.c, %.o, $(wildcard *.c))
-	gcc $^ -o $@ $(CFLAGS)
+	$(CC) $^ -o $@ $(CFLAGS)
 
 %.o:	%.c
-	gcc -c $(CFLAGS) $<
+	$(CC) -c $(CFLAGS) $<
 
 install:
 	[ -d "$(INSDIR)" ] || mkdir $(INSDIR)