diff --git a/src/dbus.h b/src/dbus.h
index ba2a08d2..93065bcf 100644
--- a/src/dbus.h
+++ b/src/dbus.h
@@ -27,6 +27,7 @@
 #define IWD_MANAGER_INTERFACE "net.connman.iwd.Manager"
 #define IWD_DEVICE_INTERFACE "net.connman.iwd.Device"
 #define IWD_NETWORK_INTERFACE "net.connman.iwd.Network"
+#define IWD_AGENT_INTERFACE "net.connman.iwd.Agent"
 
 #define IWD_MANAGER_PATH "/"