diff --git a/languages/cy.ini b/languages/cy.ini
index 046c07dc5aa04a139e73cfd48ecac3270797f4d5..7a437dde40e96ba86ad0c71b1fcb94b30b3060c3 100644
--- a/languages/cy.ini
+++ b/languages/cy.ini
@@ -634,6 +634,8 @@ note_785_7 = "Cyfunwyd â / Ffurflenni"
 note_785_8 = "Wedi'i newid yn ôl i"
 Notes = "Nodiadau"
 Number = "Rhifau"
+number_decimal_point = "."
+number_thousands_separator = ","
 OAI Server = "Gweinydd OAI"
 of = "o"
 old_password = "Hen Gyfrinair"