diff --git a/.github/osia_convert.rb b/.github/osia_convert.rb
index 04563a78..b829a632 100644
--- a/.github/osia_convert.rb
+++ b/.github/osia_convert.rb
@@ -75,6 +75,8 @@ def output_flag(lang)
     '🇯🇵'
   when 'ltz'
     '🇱🇺'
+  when 'nld'
+    '🇳🇱'
   when 'por'
     '🇧🇷'
   when 'spa'