diff --git a/resources/templates/provision/yealink/t38g/{$mac}.cfg b/resources/templates/provision/yealink/t38g/{$mac}.cfg
index e65b71538d..e99362857c 100644
--- a/resources/templates/provision/yealink/t38g/{$mac}.cfg
+++ b/resources/templates/provision/yealink/t38g/{$mac}.cfg
@@ -200,7 +200,7 @@ account.1.enable_signal_encode =
 account.1.signal_encode_key =
 
 #Configure the DTMF type; 0-INBAND, 1-RFC2833 (default), 2-SIP INFO, 3-AUTO+SIP INFO;
-account.1.dtmf.type =
+account.1.dtmf.type = {$yealink_dtmf_type}
 
 #Configure the RFC2833 payload. It ranges from 96 to 225, the default value is 101.
 account.1.dtmf.dtmf_payload =
@@ -513,7 +513,7 @@ account.2.enable_signal_encode =
 account.2.signal_encode_key =
 
 #Configure the DTMF type; 0-INBAND, 1-RFC2833 (default), 2-SIP INFO, 3-AUTO+SIP INFO;
-account.2.dtmf.type =
+account.2.dtmf.type = {$yealink_dtmf_type}
 
 #Configure the RFC2833 payload. It ranges from 96 to 225, the default value is 101.
 account.2.dtmf.dtmf_payload =
@@ -826,7 +826,7 @@ account.3.enable_signal_encode =
 account.3.signal_encode_key =
 
 #Configure the DTMF type; 0-INBAND, 1-RFC2833 (default), 2-SIP INFO, 3-AUTO+SIP INFO;
-account.3.dtmf.type =
+account.3.dtmf.type = {$yealink_dtmf_type}
 
 #Configure the RFC2833 payload. It ranges from 96 to 225, the default value is 101.
 account.3.dtmf.dtmf_payload =
@@ -1139,7 +1139,7 @@ account.4.enable_signal_encode =
 account.4.signal_encode_key =
 
 #Configure the DTMF type; 0-INBAND, 1-RFC2833 (default), 2-SIP INFO, 3-AUTO+SIP INFO;
-account.4.dtmf.type =
+account.4.dtmf.type = {$yealink_dtmf_type}
 
 #Configure the RFC2833 payload. It ranges from 96 to 225, the default value is 101.
 account.4.dtmf.dtmf_payload =
@@ -1453,7 +1453,7 @@ account.5.enable_signal_encode =
 account.5.signal_encode_key =
 
 #Configure the DTMF type; 0-INBAND, 1-RFC2833 (default), 2-SIP INFO, 3-AUTO+SIP INFO;
-account.5.dtmf.type =
+account.5.dtmf.type = {$yealink_dtmf_type}
 
 #Configure the RFC2833 payload. It ranges from 96 to 225, the default value is 101.
 account.5.dtmf.dtmf_payload =
@@ -1764,7 +1764,7 @@ account.6.enable_signal_encode =
 account.6.signal_encode_key =
 
 #Configure the DTMF type; 0-INBAND, 1-RFC2833 (default), 2-SIP INFO, 3-AUTO+SIP INFO;
-account.6.dtmf.type =
+account.6.dtmf.type = {$yealink_dtmf_type}
 
 #Configure the RFC2833 payload. It ranges from 96 to 225, the default value is 101.
 account.6.dtmf.dtmf_payload =