diff --git a/plug-ins/common/file-pat.c b/plug-ins/common/file-pat.c
index 409aa48eb8..024b0a0087 100644
--- a/plug-ins/common/file-pat.c
+++ b/plug-ins/common/file-pat.c
@@ -229,8 +229,7 @@ pat_save (GimpProcedure        *procedure,
                                 "file-pat-save-internal",
                                 GIMP_TYPE_RUN_MODE,     GIMP_RUN_NONINTERACTIVE,
                                 GIMP_TYPE_IMAGE,        image,
-                                G_TYPE_INT,             n_drawables,
-                                GIMP_TYPE_OBJECT_ARRAY, drawables,
+                                GIMP_TYPE_DRAWABLE,     drawables[0],
                                 G_TYPE_FILE,            file,
                                 G_TYPE_STRING,          description,
                                 G_TYPE_NONE);