--- a/brewco/Makefile	Sat Dec 05 21:46:22 2015 +0100
+++ b/brewco/Makefile	Sun Dec 06 12:34:44 2015 +0100
@@ -5,7 +5,7 @@
 SRCS		= $(wildcard *.c)
 HDRS		= $(wildcard *.h)
 OBJS		= $(SRCS:.c=.o)
-SLIBS		= -lpthread
+SLIBS		= -lpthread -lz
 TARGET		= brewco
 OTHER		= Makefile