diff --git a/lib/action_controller/caching/actions.rb b/lib/action_controller/caching/actions.rb
index 0127d61..b464e4f 100644
--- a/lib/action_controller/caching/actions.rb
+++ b/lib/action_controller/caching/actions.rb
@@ -124,7 +124,8 @@ def _save_fragment(name, options)
         end
 
         if caching_allowed?
-          write_fragment(name, content, options)
+          result = write_fragment(name, content, options)
+          result.respond_to?(:html_safe) ? result.html_safe : result
         else
           content
         end