diff --git a/src/dbus.h b/src/dbus.h
index 00c2df57..cff64ae2 100644
--- a/src/dbus.h
+++ b/src/dbus.h
@@ -44,6 +44,7 @@
 #define IWD_AP_DIAGNOSTIC_INTERFACE "net.connman.iwd.AccessPointDiagnostic"
 #define IWD_STATION_DEBUG_INTERFACE "net.connman.iwd.StationDebug"
 #define IWD_DPP_INTERFACE "net.connman.iwd.DeviceProvisioning"
+#define IWD_DPP_PKEX_INTERFACE "net.connman.iwd.SharedCodeDeviceProvisioning"
 #define IWD_NETCONFIG_AGENT_INTERFACE \
 	"net.connman.iwd.NetworkConfigurationAgent"