diff --git a/src/libnm-client-impl/nm-vpn-plugin-old.c b/src/libnm-client-impl/nm-vpn-plugin-old.c
index 19ba2bb094..8898f09a29 100644
--- a/src/libnm-client-impl/nm-vpn-plugin-old.c
+++ b/src/libnm-client-impl/nm-vpn-plugin-old.c
@@ -281,13 +281,8 @@ schedule_fail_stop(NMVpnPluginOld *plugin, guint timeout_secs)
         priv->fail_stop_id = g_idle_add(fail_stop, plugin);
 }
 
-/**
- * nm_vpn_plugin_old_set_config:
- *
- * Deprecated: 1.2: Replaced by NMVpnServicePlugin.
- */
-void
-nm_vpn_plugin_old_set_config(NMVpnPluginOld *plugin, GVariant *config)
+static void
+set_config(NMVpnPluginOld *plugin, GVariant *config)
 {
     NMVpnPluginOldPrivate *priv = NM_VPN_PLUGIN_OLD_GET_PRIVATE(plugin);
 
@@ -382,13 +377,8 @@ nm_vpn_plugin_old_set_ip4_config(NMVpnPluginOld *plugin, GVariant *ip4_config)
         nm_vpn_plugin_old_set_state(plugin, NM_VPN_SERVICE_STATE_STARTED);
 }
 
-/**
- * nm_vpn_plugin_old_set_ip6_config:
- *
- * Deprecated: 1.2: Replaced by NMVpnServicePlugin.
- */
-void
-nm_vpn_plugin_old_set_ip6_config(NMVpnPluginOld *plugin, GVariant *ip6_config)
+static void
+set_ip6_config(NMVpnPluginOld *plugin, GVariant *ip6_config)
 {
     NMVpnPluginOldPrivate *priv = NM_VPN_PLUGIN_OLD_GET_PRIVATE(plugin);
 
@@ -721,7 +711,7 @@ impl_vpn_plugin_old_set_config(NMVpnPluginOld        *plugin,
                                GVariant              *config,
                                gpointer               user_data)
 {
-    nm_vpn_plugin_old_set_config(plugin, config);
+    set_config(plugin, config);
     g_dbus_method_invocation_return_value(context, NULL);
 }
 
@@ -741,7 +731,7 @@ impl_vpn_plugin_old_set_ip6_config(NMVpnPluginOld        *plugin,
                                    GVariant              *config,
                                    gpointer               user_data)
 {
-    nm_vpn_plugin_old_set_ip6_config(plugin, config);
+    set_ip6_config(plugin, config);
     g_dbus_method_invocation_return_value(context, NULL);
 }
 
diff --git a/src/libnm-client-public/nm-vpn-plugin-old.h b/src/libnm-client-public/nm-vpn-plugin-old.h
index fe0d4bc2cd..cc6f61787e 100644
--- a/src/libnm-client-public/nm-vpn-plugin-old.h
+++ b/src/libnm-client-public/nm-vpn-plugin-old.h
@@ -107,15 +107,9 @@ void nm_vpn_plugin_old_set_login_banner(NMVpnPluginOld *plugin, const char *bann
 NM_DEPRECATED_IN_1_2
 void nm_vpn_plugin_old_failure(NMVpnPluginOld *plugin, NMVpnPluginFailure reason);
 
-NM_DEPRECATED_IN_1_2
-void nm_vpn_plugin_old_set_config(NMVpnPluginOld *plugin, GVariant *config);
-
 NM_DEPRECATED_IN_1_2
 void nm_vpn_plugin_old_set_ip4_config(NMVpnPluginOld *plugin, GVariant *ip4_config);
 
-NM_DEPRECATED_IN_1_2
-void nm_vpn_plugin_old_set_ip6_config(NMVpnPluginOld *plugin, GVariant *ip6_config);
-
 NM_DEPRECATED_IN_1_2
 gboolean nm_vpn_plugin_old_disconnect(NMVpnPluginOld *plugin, GError **err);