diff -r 58cd3404cf75 -r 322485b816ac src/HOL/Hilbert_Choice.thy
--- a/src/HOL/Hilbert_Choice.thy	Tue Aug 17 11:00:24 2004 +0200
+++ b/src/HOL/Hilbert_Choice.thy	Wed Aug 18 11:09:40 2004 +0200
@@ -7,7 +7,7 @@
 header {* Hilbert's Epsilon-Operator and the Axiom of Choice *}
 
 theory Hilbert_Choice
-import NatArith
+imports NatArith
 files ("Tools/meson.ML") ("Tools/specification_package.ML")
 begin