diff --git a/ext/ripper/lib/ripper/lexer.rb b/ext/ripper/lib/ripper/lexer.rb
index 870c79857b..9b849dfeae 100644
--- a/ext/ripper/lib/ripper/lexer.rb
+++ b/ext/ripper/lib/ripper/lexer.rb
@@ -68,7 +68,7 @@ class Ripper
         when 0, :to_int
           @to_int
         when 1, :to_s
-          @event
+          @to_s
         else
           nil
         end