diff --git a/drivers/radeon/README b/drivers/radeon/README
index 6746f14901..f125d12d51 100644
--- a/drivers/radeon/README
+++ b/drivers/radeon/README
@@ -74,6 +74,9 @@ contrast=decval            (-1000:+1000) -1000 == black screen
 hue=decval                 (-1000:+1000) -1000 == +1000 (full circle)
                            all other values are within this range
 Note: 0 is default value for every parameter on radeons
+WARNING: This driver violates rule: "no float in the kernel".
+So if you have problems then don't use color correction and
+tell me about these problems.
 
 double_buff=on/off         enables/disables double buffering
 deinterlace=on/off         enables/disables adaprive deinterlacing