diff --git a/test/Makefile b/test/Makefile
index d4233ac..cb3d0ab 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -6,13 +6,17 @@
 #LIBINC=-L
 #LIBS=
 
-OSTYPE=$(shell uname -s)
+OS=$(shell uname -s)
 CC=gcc
 CFLAGS=-Wall --static 
 #-O2 -ggdb
 INCLUDES=-I ../src/
 LIBINC=-L ../src
-LIBS=-lnazgul $(OSTYPE:Linux=-lrt)
+
+LIBS=-lnazgul
+ifeq "Linux" "${OS}"
+  LIBS=-lnazgul -lrt
+endif
 
 PRJNAME=Libnazgul
 GDATE := $(shell date +"-%Y-%m-%d_r%H")