Open GL upgrade

I have an ATI radeon IGP 340 64 Mb with Open GL 1.3 version but I need Open GL 1.4. Is there any way to upgrade it?
Thanks

Tried new downloading and installing new drivers?

Originally posted by Griffen:
Tried new downloading and installing new drivers?
Where could I find the download and new drivers?
In the website of opengl I didn’t find it

From the people who made your video card.