diff --git a/lisp/language/czech.el b/lisp/language/czech.el
index 2244545f0ef..2e194343d80 100644
--- a/lisp/language/czech.el
+++ b/lisp/language/czech.el
@@ -39,7 +39,7 @@
 	   (charset . (ascii latin-iso8859-2))
 	   (coding-system . (iso-8859-2))
 	   (coding-priority . (iso-8859-2))
-	   (tutorial . "TUTORIAL.ch")
+	   (tutorial . "TUTORIAL.cs")
 	   (sample-text . "P,Bx(Bejeme v,Ba(Bm hezk,B}(B den!")
 	   (documentation . t)))