diff --git a/recipes-soletta/dev-app/soletta-dev-app/soletta-dev-app-mac.sh b/recipes-soletta/dev-app/soletta-dev-app/soletta-dev-app-mac.sh
index ef111ae..cfde879 100644
--- a/recipes-soletta/dev-app/soletta-dev-app/soletta-dev-app-mac.sh
+++ b/recipes-soletta/dev-app/soletta-dev-app/soletta-dev-app-mac.sh
@@ -1,4 +1,3 @@
 #! /bin/bash
-INTERFACE="enp2s0"
-MAC_ADDRESS=`ifconfig $INTERFACE | grep "HWaddr" | awk '{print $NF}'`
+MAC_ADDRESS=`ifconfig INTERFACE | grep "HWaddr" | awk '{print $NF}'`
 sed -i "s@MACADDR@$MAC_ADDRESS@" /etc/avahi/services/soletta-dev-app.service
diff --git a/recipes-soletta/dev-app/soletta-dev-app_git.bb b/recipes-soletta/dev-app/soletta-dev-app_git.bb
index b23fae6..be44916 100644
--- a/recipes-soletta/dev-app/soletta-dev-app_git.bb
+++ b/recipes-soletta/dev-app/soletta-dev-app_git.bb
@@ -37,6 +37,8 @@ FILES_${PN} += " \
 
 SYSTEMD_SERVICE_${PN} = "soletta-dev-app-server.service soletta-dev-app-avahi-discover.service"
 
+SOLETTA_DEVAPP_INTERFACE ?= "enp2s0"
+
 do_install() {
   install -d ${D}{INSTALLATION_PATH}
   install -d ${D}${INSTALLATION_PATH}soletta-dev-app
@@ -58,4 +60,5 @@ do_install() {
 
  #Install set MAC address script
  install  -m 0755 ${WORKDIR}/soletta-dev-app-mac.sh ${D}${INSTALLATION_PATH}soletta-dev-app/scripts/
+ sed -i -e 's/INTERFACE/${SOLETTA_DEVAPP_INTERFACE}/g' ${D}${INSTALLATION_PATH}soletta-dev-app/scripts/soletta-dev-app-mac.sh
 }