diff --git a/Makefile b/Makefile
index ba28834..9e5b739 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,6 @@
 
-CWD=$(CURDIR)
 PATH_BUILD=./build
-PATH_TOOLS=${CWD}/tools
+PATH_TOOLS=./tools
 PATH_COMBINE_OUTPUT=${PATH_BUILD}/ease.js
 PATH_COMBINE_OUTPUT_FULL=${PATH_BUILD}/ease-full.js
 PATH_BROWSER_TEST=${PATH_TOOLS}/browser-test.html