diff --git a/README.md b/README.md
index 2f84e07..0b42805 100644
--- a/README.md
+++ b/README.md
@@ -1,18 +1,19 @@
-# glsl-convert-color
-
-this is the function that convetts RGB to HSV. or is its opposite.
-
-## Quote source
-
-http://lolengine.net/blog/2013/07/27/rgb-to-hsv-in-glsl
+# glsl-util
 
 ## install
 
 ```
-npm i git://github.com/ykob/glsl-convert-color.git
+npm i git://github.com/ykob/glsl-util.git
 ```
 
-## usage
+## convertHsvToRgb and convertRgbToHsv
+this is the function that convetts RGB to HSV. or is its opposite.
+
+### Quote source
+
+http://lolengine.net/blog/2013/07/27/rgb-to-hsv-in-glsl
+
+### usage
 
 ```
 #pragma glslify: convertHsvToRgb = require(glsl-convert-color/convertHsvToRgb);