diff --git a/resources/templates/provision/yealink/t23p/{$mac}.cfg b/resources/templates/provision/yealink/t23p/{$mac}.cfg
index 3349670653..991d07d5d5 100644
--- a/resources/templates/provision/yealink/t23p/{$mac}.cfg
+++ b/resources/templates/provision/yealink/t23p/{$mac}.cfg
@@ -323,7 +323,7 @@ account.1.direct_pickup_code =
 ##                            DTMF                                                   ##
 #######################################################################################
 #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 DTMF info type when using the SIP INFO; 0-Disabled (default), 1-DTMF-Relay, 2-DTMF, 3-Telephone-Event;
 account.1.dtmf.info_type =
@@ -791,7 +791,7 @@ account.2.direct_pickup_code =
 ##                            DTMF                                                   ##
 #######################################################################################
 #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 DTMF info type when using the SIP INFO; 0-Disabled (default), 1-DTMF-Relay, 2-DTMF, 3-Telephone-Event;
 account.2.dtmf.info_type =
@@ -1273,7 +1273,7 @@ account.3.direct_pickup_code =
 ##                            DTMF                                                   ##
 #######################################################################################
 #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 DTMF info type when using the SIP INFO; 0-Disabled (default), 1-DTMF-Relay, 2-DTMF, 3-Telephone-Event;
 account.3.dtmf.info_type =
@@ -1745,7 +1745,7 @@ account.4.direct_pickup_code =
 ##                            DTMF                                                   ##
 #######################################################################################
 #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 DTMF info type when using the SIP INFO; 0-Disabled (default), 1-DTMF-Relay, 2-DTMF, 3-Telephone-Event;
 account.4.dtmf.info_type =
@@ -2217,7 +2217,7 @@ account.5.direct_pickup_code =
 ##                            DTMF                                                   ##
 #######################################################################################
 #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 DTMF info type when using the SIP INFO; 0-Disabled (default), 1-DTMF-Relay, 2-DTMF, 3-Telephone-Event;
 account.5.dtmf.info_type =
@@ -2688,7 +2688,7 @@ account.56.direct_pickup_code =
 ##                            DTMF                                                   ##
 #######################################################################################
 #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 DTMF info type when using the SIP INFO; 0-Disabled (default), 1-DTMF-Relay, 2-DTMF, 3-Telephone-Event;
 account.6.dtmf.info_type =