diff --git a/src/classes/IO.pir b/src/classes/IO.pir
index a39d1b67edd..80e69fbc24d 100644
--- a/src/classes/IO.pir
+++ b/src/classes/IO.pir
@@ -19,7 +19,7 @@ This file implements the IO file handle class.
     p6meta.'new_class'('IOIterator', 'parent'=>'Perl6Object', 'attr'=>'$!IO')
 
     $P0 = get_hll_namespace ['IO']
-    '!EXPORT'('lines,readline', 'from'=>$P0)
+    '!EXPORT'('readline', 'from'=>$P0)
 .end
 
 =head2 Methods
diff --git a/src/setting/Any-str.pm b/src/setting/Any-str.pm
index be0082b13ac..66348a148d4 100644
--- a/src/setting/Any-str.pm
+++ b/src/setting/Any-str.pm
@@ -111,4 +111,10 @@ sub unpack($template, $target) {
     }
 }
 
+# TODO: '$filename as Str' once support for that is in place
+multi sub lines($filename) {
+    my $filehandle = open($filename, :r);
+    return lines($filehandle);
+}
+
 # vim: ft=perl6
diff --git a/src/setting/IO.pm b/src/setting/IO.pm
index 3f1ffb70122..038a63e1410 100644
--- a/src/setting/IO.pm
+++ b/src/setting/IO.pm
@@ -29,4 +29,8 @@ class IO is also {
 
 }
 
+multi sub lines(IO $filehandle) {
+    return $filehandle.lines();
+}
+
 # vim: ft=perl6