diff --git a/src/s6/debian-root/usr/local/bin/_startup.sh b/src/s6/debian-root/usr/local/bin/_startup.sh
index 520a162..ff60bf2 100755
--- a/src/s6/debian-root/usr/local/bin/_startup.sh
+++ b/src/s6/debian-root/usr/local/bin/_startup.sh
@@ -53,6 +53,7 @@ setup_FTL_upstream_DNS
 apply_FTL_Configs_From_Env
 setup_FTL_User
 setup_FTL_Interface
+setup_FTL_ListeningBehaviour
 setup_FTL_CacheSize
 setup_FTL_query_logging
 setup_FTL_server || true
diff --git a/src/s6/debian-root/usr/local/bin/bash_functions.sh b/src/s6/debian-root/usr/local/bin/bash_functions.sh
index 25681d3..a813ad6 100644
--- a/src/s6/debian-root/usr/local/bin/bash_functions.sh
+++ b/src/s6/debian-root/usr/local/bin/bash_functions.sh
@@ -171,6 +171,12 @@ setup_FTL_Interface(){
     change_setting "PIHOLE_INTERFACE" "${interface}"
 }
 
+setup_FTL_ListeningBehaviour(){
+    if [ -n "$DNSMASQ_LISTENING" ]; then
+      change_setting "DNSMASQ_LISTENING" "${DNSMASQ_LISTENING}"
+    fi;
+}
+
 setup_FTL_CacheSize() {
     local warning="  [i] WARNING: CUSTOM_CACHE_SIZE not used"
     local dnsmasq_pihole_01_location="/etc/dnsmasq.d/01-pihole.conf"