diff --git a/Makefile b/Makefile
index a8dedc2..74ebdbf 100644
--- a/Makefile
+++ b/Makefile
@@ -3,6 +3,7 @@ ifeq ($(ARCH),$(filter $(ARCH),i386 i686))
 	override ARCH = x86
 endif
 
+LIBDIR := /lib
 CFLAGS = -ggdb3 -O2 -Wall -Iarch/${ARCH} -Iarch/common
 
 LIBUCONTEXT_C_SRC = $(wildcard arch/${ARCH}/*.c)
@@ -13,8 +14,8 @@ LIBUCONTEXT_SOVERSION = 0
 LIBUCONTEXT_NAME = libucontext.so
 LIBUCONTEXT_STATIC_NAME = libucontext.a
 LIBUCONTEXT_SONAME = libucontext.so.${LIBUCONTEXT_SOVERSION}
-LIBUCONTEXT_PATH = /lib/${LIBUCONTEXT_SONAME}
-LIBUCONTEXT_STATIC_PATH = /lib/${LIBUCONTEXT_STATIC_NAME}
+LIBUCONTEXT_PATH = ${LIBDIR}/${LIBUCONTEXT_SONAME}
+LIBUCONTEXT_STATIC_PATH = ${LIBDIR}/${LIBUCONTEXT_STATIC_NAME}
 
 all: ${LIBUCONTEXT_SONAME} ${LIBUCONTEXT_STATIC_NAME}
 
@@ -39,9 +40,9 @@ clean:
 		${LIBUCONTEXT_OBJ} test_libucontext
 
 install: all
-	install -D -m755 ${LIBUCONTEXT_NAME} ${DESTDIR}/${LIBUCONTEXT_PATH}
-	install -D -m664 ${LIBUCONTEXT_STATIC_NAME} ${DESTDIR}/${LIBUCONTEXT_STATIC_PATH}
-	ln -sf ${LIBUCONTEXT_SONAME} ${DESTDIR}/lib/${LIBUCONTEXT_NAME}
+	install -D -m755 ${LIBUCONTEXT_NAME} ${DESTDIR}${LIBUCONTEXT_PATH}
+	install -D -m664 ${LIBUCONTEXT_STATIC_NAME} ${DESTDIR}${LIBUCONTEXT_STATIC_PATH}
+	ln -sf ${LIBUCONTEXT_SONAME} ${DESTDIR}${LIBDIR}/${LIBUCONTEXT_NAME}
 
 check: test_libucontext ${LIBUCONTEXT_SONAME}
 	env LD_LIBRARY_PATH=$(shell pwd) ./test_libucontext