1 files changed, 1 insertions, 0 deletions
diff --git a/gi/pygi.h b/gi/pygi.h
index 3a1591f8..ecd3359c 100644
--- a/gi/pygi.h
+++ b/gi/pygi.h
@@ -85,6 +85,7 @@ typedef PyObject * (*PyGIArgOverrideToGIArgumentFunc) (PyObject        *value,
                                                        GITransfer       transfer,
                                                        GIArgument      *arg);
 typedef PyObject * (*PyGIArgOverrideFromGIArgumentFunc) (GIInterfaceInfo *interface_info,
+                                                         GITransfer       transfer,
                                                          gpointer         data);
 typedef PyObject * (*PyGIArgOverrideReleaseFunc) (GITypeInfo *type_info,
                                                   gpointer  struct_);