1 files changed, 1 insertions, 1 deletions
diff --git a/parse.y b/parse.y
index 140e320fe..b6dbcd7c2 100644
--- a/parse.y
+++ b/parse.y
@@ -9222,7 +9222,7 @@ parser_initialize(struct parser_params *parser)
 #ifdef YYMALLOC
     parser->heap = NULL;
 #endif
-    parser->enc = rb_ascii8bit_encoding();
+    parser->enc = rb_usascii_encoding();
 }
 
 extern void rb_mark_source_filename(char *);