diff --git a/amiga/tree.c b/amiga/tree.c
index a8dda20b7..478000b92 100644
--- a/amiga/tree.c
+++ b/amiga/tree.c
@@ -117,7 +117,7 @@ const struct treeview_table ami_tree_callbacks = {
 	.get_window_dimensions = ami_tree_get_window_dimensions
 };
 
-struct treeview_window *ami_tree_create(uint8 flags,
+struct treeview_window *ami_tree_create(int flags,
 			struct sslcert_session_data *ssl_data)
 {
 	struct treeview_window *twin;
diff --git a/amiga/tree.h b/amiga/tree.h
index 5371b201f..179b61afd 100755
--- a/amiga/tree.h
+++ b/amiga/tree.h
@@ -39,7 +39,7 @@ enum
 	AMI_TREE_SSLCERT
 };
 
-struct treeview_window *ami_tree_create(uint8 flags,
+struct treeview_window *ami_tree_create(int flags,
 			struct sslcert_session_data *ssl_data);
 void ami_tree_destroy(struct treeview_window *twin);
 struct tree *ami_tree_get_tree(struct treeview_window *twin);