diff -r a8f8cdbf85df -r ca07f14f7bfe dav/optparser.c
--- a/dav/optparser.c	Tue Jan 12 19:17:46 2016 +0100
+++ b/dav/optparser.c	Wed Jan 13 15:31:10 2016 +0100
@@ -101,6 +101,10 @@
                         ucx_map_cstr_put(a->options, "recursive", NOARG);
                         break;
                     }
+                    case 'O': {
+                        ucx_map_cstr_put(a->options, "override", NOARG);
+                        break;
+                    }
                     case 'o': {
                         if(!option) {
                             option = "output";