1 files changed, 2 insertions, 2 deletions
diff --git a/ruby.c b/ruby.c
index 7bbc5b0139..5093b66a4d 100644
--- a/ruby.c
+++ b/ruby.c
@@ -1356,9 +1356,9 @@ load_file_internal(VALUE arg)
 	enc = rb_locale_encoding();
     }
     else {
-	enc = rb_ascii8bit_encoding();
+	enc = rb_usascii_encoding();
     }
-    rb_funcall(f, set_encoding, 1, rb_enc_from_encoding(enc));
+    rb_funcall(f, set_encoding, 2, rb_enc_from_encoding(enc), rb_str_new_cstr("-"));
     tree = (NODE *)rb_parser_compile_file(parser, fname, f, line_start);
     rb_funcall(f, set_encoding, 1, rb_parser_encoding(parser));
     if (script && rb_parser_end_seen_p(parser)) {