diff --git a/src/classic/hfp.h b/src/classic/hfp.h
index 2dde289e7..70946ca2a 100644
--- a/src/classic/hfp.h
+++ b/src/classic/hfp.h
@@ -131,7 +131,7 @@ extern "C" {
 #define HFP_EXTENDED_AUDIO_GATEWAY_ERROR "+CME ERROR"
 #define HFP_TRIGGER_CODEC_CONNECTION_SETUP "+BCC"
 #define HFP_CONFIRM_COMMON_CODEC "+BCS"
-#define HFP_ANSWER_CALL "A"
+#define HFP_ANSWER_CALL "ATA"
 #define HFP_HANG_UP_CALL "+CHUP"
 #define HFP_CHANGE_IN_BAND_RING_TONE_SETTING "+BSIR"
 #define HFP_CALL_PHONE_NUMBER "ATD"
diff --git a/src/classic/hfp_hf.c b/src/classic/hfp_hf.c
index 55ef11a18..e06d4cd6d 100644
--- a/src/classic/hfp_hf.c
+++ b/src/classic/hfp_hf.c
@@ -266,6 +266,10 @@ static int hfp_hf_send_dtmf(uint16_t cid, char code){
     return send_str_over_rfcomm(cid, buffer);
 }
 
+static int hfp_hf_cmd_ata(uint16_t cid){
+    return send_str_over_rfcomm(cid, "ATA\r\n");
+}
+
 static int hfp_hf_cmd_exchange_supported_features(uint16_t cid){
     return hfp_hf_send_cmd_with_int(cid, HFP_SUPPORTED_FEATURES, hfp_supported_features);
 }
@@ -302,10 +306,6 @@ static int hfp_hf_cmd_trigger_codec_connection_setup(uint16_t cid){
     return hfp_hf_send_cmd(cid, HFP_TRIGGER_CODEC_CONNECTION_SETUP);
 }
 
-static int hfp_hf_cmd_ata(uint16_t cid){
-    return hfp_hf_send_cmd(cid, HFP_ANSWER_CALL);
-}
-
 static int hfp_hf_set_microphone_gain_cmd(uint16_t cid, int gain){
     return hfp_hf_send_cmd_with_int(cid, HFP_SET_MICROPHONE_GAIN, gain);
 }