diff --git a/src/soc/amd/picasso/aoac.c b/src/soc/amd/picasso/aoac.c
index 1f7dcb0..f9fe0e2 100644
--- a/src/soc/amd/picasso/aoac.c
+++ b/src/soc/amd/picasso/aoac.c
@@ -45,7 +45,7 @@
 {
 	uint8_t byte;
 
-	/* Power on the UART and AMBA devices */
+	/* Power off the UART and AMBA devices */
 	byte = aoac_read8(AOAC_DEV_D3_CTL(dev));
 	byte &= ~FCH_AOAC_PWR_ON_DEV;
 	aoac_write8(AOAC_DEV_D3_CTL(dev), byte);