А как обновить Radeon ATI под майнкрафт скажите плизз ?

захажу в майн он мне пишет
Mods loaded: 1
ModLoader 1.0.0

Bad video card drivers!
-----------------------

Minecraft was unable to start because it failed to find an accelerated OpenGL mode.
This can usually be fixed by updating the video card drivers.

--- BEGIN ERROR REPORT 9bc3dba8 --------
Generated 15.09.12 8:29

Minecraft: Minecraft for GreenCubes
OS: Windows 7 (x86) version 6.1
Java: 1.6.0_31, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.8.3
[failed to get system properties (java.lang.NullPointerException)]

org.lwjgl.LWJGLException: Pixel format not accelerated
at org.lwjgl.opengl.WindowsPeerInfo.nChoosePixelFormat(Native Method)
at org.lwjgl.opengl.WindowsPeerInfo.choosePixelFormat(WindowsPeerInfo.java:52)
at org.lwjgl.opengl.WindowsDisplay.createWindow(WindowsDisplay.java:214)
at org.lwjgl.opengl.Display.createWindow(Display.java:306)
at org.lwjgl.opengl.Display.create(Display.java:873)
at org.lwjgl.opengl.Display.create(Display.java:782)
at org.lwjgl.opengl.Display.create(Display.java:764)
at net.minecraft.client.Minecraft.a(Minecraft.java:296)
at net.minecraft.client.Minecraft.run(Minecraft.java:600)
at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT 5a098f5 ----------

ЧЁ ДЕЛАТЬ