diff --git a/CHANGELOG.md b/CHANGELOG.md
index a84fc0e..632d99d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## v2.X.Y
+
+### Features
+
+* Adapt for Debian Buster (start with arpwatch version 2.1a15-7)
+
 ## v1.0.2
 
 ### Fix
diff --git a/README.md b/README.md
index 2fb0389..897fe9e 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,7 @@ Manage Arpwatch installation and configuration.
 * **arpwatch__enabled** : Enable or disable support for Arpwatch on a given host [default : `True`].
 * **arpwatch__service_manage** : If the arpwatch service should be managed [default : `True`].
 * **arpwatch__service_name** : The service name to manage [default : `arpwatch`].
+* **arpwatch__conf_interfaces** : List of network interfaces where arpwatch should listen [default : `[ '{{ ansible_default_ipv4.interface }}' ]`].
 * **arpwatch__conf_src** : Template used to provide configuration file [default : `../templates/etc/arpwatch.conf.j2`].
 * **arpwatch__conf_username** : Username that should run Arpwatch [default : `arpwatch`].
 * **arpwatch__conf_args** : Arguments to apply to Arpwatch [default : `-N -p`].
@@ -39,7 +40,7 @@ This role will :
 * Manage `arpwatch` configuration (/etc/arpwatch.conf).
 * Allow to set the user that run Arpwatch.
 * Allow to set arguments to pass Arpwatch service.
-* Ensure `arpwatch` service is enabled and started.
+* Ensure to start an `arpwatch` process for the main network interface at least.
 * Ensure to restart `arpwatch` service if configuration changed.
 
 ## Development
diff --git a/defaults/main.yml b/defaults/main.yml
index 15166d4..8cd5f6b 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -46,6 +46,13 @@ arpwatch__service_manage: True
 # Configuration [[[
 # -----------------------------
 
+# .. envvar:: arpwatch__conf_interfaces [[[.
+# List of network interfaces that should have a running arpwatch process.
+#
+# By default, only listen on the main network interface.
+arpwatch__conf_interfaces: [ '{{ ansible_default_ipv4.interface }}' ]
+
+                                                                   # ]]]
 # .. envvar:: arpwatch__conf_src [[[.
 # Template used to provide configuration file.
 #
diff --git a/handlers/main.yml b/handlers/main.yml
index 163d6e3..78d3935 100644
--- a/handlers/main.yml
+++ b/handlers/main.yml
@@ -2,8 +2,10 @@
 # handlers file for arpwatch
 - name: restart arpwatch service
   service:
-    name: '{{ arpwatch__service_name }}'
+    name: '{{ arpwatch__service_name }}@{{ item }}'
     state: '{{ "restarted" if (arpwatch__enabled | d(True) | bool and
                             (arpwatch__service_manage | d(True) | bool))
           else "stopped" }}'
     enabled: '{{ arpwatch__service_manage | d(True) | bool }}'
+  with_items:
+    - '{{ arpwatch__conf_interfaces }}'
diff --git a/tasks/main.yml b/tasks/main.yml
index e739a47..561c764 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -41,11 +41,13 @@
                                                                    # ]]]
 
 # Manage service [[[1
-- name: Manage arpwatch service
+- name: Manage arpwatch service by network interface
   service:
-    name: '{{ arpwatch__service_name }}'
+    name: '{{ arpwatch__service_name }}@{{ item }}'
     state: '{{ "started" if ((arpwatch__enabled | d(True) | bool) and
                              (arpwatch__service_manage | d(True) | bool))
           else "stopped" }}'
     enabled: '{{ ((arpwatch__enabled | d(True) | bool) and
                   (arpwatch__service_manage | d(True) | bool)) }}'
+  with_items:
+    - '{{ arpwatch__conf_interfaces }}'