diff --git a/adl/sof-rt5682/HiFi.gimble.conf b/adl/sof-rt5682/HiFi.gimble.conf
index 52ac0e8..76d7968 100644
--- a/adl/sof-rt5682/HiFi.gimble.conf
+++ b/adl/sof-rt5682/HiFi.gimble.conf
@@ -83,14 +83,6 @@ SectionDevice."Speaker" {
 	]
 }
 
-SectionDevice."Echo Reference" {
-	Comment "Echo Reference"
-
-	Value {
-		CapturePCM "hw:${CardId},6"
-	}
-}
-
 SectionDevice."Headphones" {
 	Comment "Headphones"