diff --git a/libvoice-airoha/files/lib/voice/codecs.json b/libvoice-airoha/files/lib/voice/codecs.json
index cd5b4a09d..a0b1bc241 100644
--- a/libvoice-airoha/files/lib/voice/codecs.json
+++ b/libvoice-airoha/files/lib/voice/codecs.json
@@ -21,7 +21,8 @@
 		"ptime_max": 30,
 		"ptime_default": 20,
 		"ptime_increment": 10,
-		"bitrate": 16
+		"bitrate": 16,
+		"rtp_payload": 80
 	},
 	"g723": {
 		"name": "G.723.1",