diff --git a/NetworkManager-r4012-use-modem-manager.patch b/NetworkManager-r4012-use-modem-manager.patch
index 6254692a..7ecfd066 100644
--- a/NetworkManager-r4012-use-modem-manager.patch
+++ b/NetworkManager-r4012-use-modem-manager.patch
@@ -654,7 +654,7 @@ index 0000000..1069cd7
 +		priv->modem_state = MODEM_STATE_SET_APN;
 +		if (setting->apn)
 +			dbus_g_proxy_begin_call (get_proxy (modem, MM_DBUS_INTERFACE_MODEM_GSM_NETWORK),
-+								"SetAPN", state_machine,
++								"SetApn", state_machine,
 +								modem, NULL,
 +								G_TYPE_STRING, setting->apn,
 +								G_TYPE_INVALID);
diff --git a/introspection/mm-modem-gsm-network.xml b/introspection/mm-modem-gsm-network.xml
index b6d23631..10215ccf 100644
--- a/introspection/mm-modem-gsm-network.xml
+++ b/introspection/mm-modem-gsm-network.xml
@@ -28,7 +28,7 @@
       </arg>
     </method>
 
-    <method name="SetAPN">
+    <method name="SetApn">
       <tp:docstring>
 	Set the APN.
       </tp:docstring>