diff --git a/src/add-ons/kernel/drivers/audio/ac97/ich/ac97.c b/src/add-ons/kernel/drivers/audio/ac97/ich/ac97.c
index 51a4903929..cdd5b74345 100644
--- a/src/add-ons/kernel/drivers/audio/ac97/ich/ac97.c
+++ b/src/add-ons/kernel/drivers/audio/ac97/ich/ac97.c
@@ -569,7 +569,7 @@ ac97_dump_capabilities(ac97_dev *dev)
 bool
 ac97_has_capability(ac97_dev *dev, uint64 cap)
 {
-	// return (dev->capabilities & cap); // does not work! GCC bug with 64 bit variables?
+	// return (dev->capabilities & cap); // does not work because of 64 bit to integer trucation 
 	return (dev->capabilities & cap) != 0;
 }