diff --git a/ucm2/Rockchip/rk3399-gru-sound/HiFi.conf b/ucm2/Rockchip/rk3399-gru-sound/HiFi.conf
index 4d2d3fa5..3970fd29 100644
--- a/ucm2/Rockchip/rk3399-gru-sound/HiFi.conf
+++ b/ucm2/Rockchip/rk3399-gru-sound/HiFi.conf
@@ -37,6 +37,7 @@ SectionDevice."Speaker" {
 		PlaybackPriority 100
 		PlaybackPCM "hw:${CardId}"
 		PlaybackMixerElem "Speakers"
+		PlaybackRate 48000
 	}
 
 	EnableSequence [
@@ -59,6 +60,7 @@ SectionDevice."Mic" {
 		CapturePriority 100
 		CapturePCM "hw:${CardId},1"
 		CaptureMixerElem "ADC1"
+		CaptureRate 48000
 	}
 
 	EnableSequence [
@@ -82,6 +84,7 @@ SectionDevice."Headphones" {
 		PlaybackPCM "hw:${CardId},2"
 		PlaybackMixerElem "Headphone"
 		JackControl "Headphones Jack"
+		PlaybackRate 48000
 	}
 
 	EnableSequence [
@@ -109,6 +112,7 @@ SectionDevice."Headset" {
 		CapturePCM "hw:${CardId},2"
 		CaptureMixerElem "Mic"
 		JackControl "Headset Mic Jack"
+		CaptureRate 48000
 	}
 
 	EnableSequence [