diff --git a/subtitles/secondary_sid.lua b/subtitles/secondary_sid.lua
index 8ebecce..bdf222d 100644
--- a/subtitles/secondary_sid.lua
+++ b/subtitles/secondary_sid.lua
@@ -86,7 +86,7 @@ local function on_file_loaded()
     if secondary_sid == false then
         secondary_sid = find_best_secondary_sid()
         if secondary_sid ~= nil then
-            mp.set_property('secondary-sid', secondary_sid)
+            mp.set_property_native('secondary-sid', secondary_sid)
         end
     end
 end