diff --git a/tools/exported-language-codes.csv b/tools/exported-language-codes.csv
index 8bfc6036e01b..e16dbc013018 100644
--- a/tools/exported-language-codes.csv
+++ b/tools/exported-language-codes.csv
@@ -30,3 +30,7 @@ ar,ar,Arabic
 ro,ro,Romanian
 mk,mk,Macedonian
 en-au,en-rAU,English(Australian)
+sr,sr,Serbian
+sk,sk,Slovak
+cy,cy,Welch
+da,da,Danish