diff --git a/lang/sl.json b/lang/sl.json
index e32aaf83..4d9f4cc0 100644
--- a/lang/sl.json
+++ b/lang/sl.json
@@ -677,6 +677,10 @@
     "no_expenses": "Stroškov še ni!",
     "list_of_expenses": "Ta razdelek vsebuje seznam stroškov.",
     "confirm_delete": "Tega stroška ne boste mogli izterjati | Teh stroškov ne boste mogli izterjati",
+    "duplicate_expense": "Duplicate",
+    "duplicate_expense_title": "Duplicate expense",
+    "duplicate_expense_modal_hint": "Change the date if you need to. (copy) is added to the note.",
+    "duplicated_message": "Expense duplicated successfully",
     "created_message": "Uspešno ustvarjen strošek",
     "updated_message": "Stroški so bili uspešno posodobljeni",
     "deleted_message": "Uspešno izbrisani izdatki | Uspešno izbrisani izdatki",