diff --git a/library/data/fin.lean b/library/data/fin.lean
index abd2b2d7fc..dcb9f35811 100644
--- a/library/data/fin.lean
+++ b/library/data/fin.lean
@@ -7,7 +7,7 @@ Author: Leonardo de Moura
 
 Finite ordinals.
 -/
-import data.nat logic.cast
+import data.nat
 open nat
 
 inductive fin : nat → Type :=