1 files changed, 4 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/json/encoding.rb b/activesupport/lib/active_support/json/encoding.rb
index 48f4967892..031c5e9339 100644
--- a/activesupport/lib/active_support/json/encoding.rb
+++ b/activesupport/lib/active_support/json/encoding.rb
@@ -57,6 +57,10 @@ module ActiveSupport
                 super.gsub ESCAPE_REGEX_WITHOUT_HTML_ENTITIES, ESCAPED_CHARS
               end
             end
+
+            def to_s
+              self
+            end
           end
 
           # Mark these as private so we don't leak encoding-specific constructs