diff --git a/src/libcharon/plugins/vici/libvici.c b/src/libcharon/plugins/vici/libvici.c
index 54b8cc582a..20b007447f 100644
--- a/src/libcharon/plugins/vici/libvici.c
+++ b/src/libcharon/plugins/vici/libvici.c
@@ -754,7 +754,9 @@ void vici_init()
 	library_init(NULL, "vici");
 	if (lib->processor->get_total_threads(lib->processor) < 4)
 	{
+		dbg_default_set_level(0);
 		lib->processor->set_threads(lib->processor, 4);
+		dbg_default_set_level(1);
 	}
 }