diff --git a/pl/init.yap b/pl/init.yap
index 38860349a..7eff9c3e9 100755
--- a/pl/init.yap
+++ b/pl/init.yap
@@ -114,7 +114,7 @@ otherwise.
 	 'ground.yap',
 	 'listing.yap',
 	 'preds.yap',
-         'arithpreds,yap',
+         'arithpreds.yap',
 	 % modules must be after preds, otherwise we will have trouble
 	 % with meta-predicate expansion being invoked
 	 'modules.yap',