diff --git a/Makefile b/Makefile
index 40a58b0..fc7803b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,11 @@
-LD=-lusb-1.0
+LDLIBS=-lm -lusb-1.0
 CC=gcc
 CFLAGS=-Os
-LINKS=-lm
 DOCCO=docco
 
 usbscale: usbscale.c scales.h
-	$(CC) usbscale.c -o usbscale $(LINKS) $(CFLAGS) $(LD)
 
 lsscale: lsscale.c scales.h
-	$(CC) lsscale.c -o lsscale $(CFLAGS) $(LD)
 
 docs: usbscale.c
 	docco usbscale.c