diff --git a/gio/gdbusconnection.c b/gio/gdbusconnection.c
index e700f35cb..231e0d29e 100644
--- a/gio/gdbusconnection.c
+++ b/gio/gdbusconnection.c
@@ -4511,16 +4511,11 @@ validate_and_maybe_schedule_property_get_all (GDBusConnection            *connec
                                               gpointer                    user_data)
 {
   gboolean handled;
-  const char *interface_name;
   GSource *idle_source;
   PropertyGetAllData *property_get_all_data;
 
   handled = FALSE;
 
-  g_variant_get (g_dbus_message_get_body (message),
-                 "(&s)",
-                 &interface_name);
-
   if (vtable == NULL || vtable->get_property == NULL)
     goto out;