scala
diff --git a/‎_sips/sips/2020-05-18-sealed-types.md renamed to ‎_sips/sips/2021-05-18-sealed-types.md b/‎_sips/sips/2020-05-18-sealed-types.md renamed to ‎_sips/sips/2021-05-18-sealed-types.md