1 files changed, 2 insertions, 2 deletions
diff --git a/activesupport/lib/active_support/cache/file_store.rb b/activesupport/lib/active_support/cache/file_store.rb
index 7b6ca39091..437679cc05 100644
--- a/activesupport/lib/active_support/cache/file_store.rb
+++ b/activesupport/lib/active_support/cache/file_store.rb
@@ -9,13 +9,13 @@ module ActiveSupport
 
       def read(name, options = nil)
         super
-        File.open(real_file_path(name), 'rb') { |f| f.read } rescue nil
+        File.open(real_file_path(name), 'rb') { |f| Marshal.load(f) } rescue nil
       end
 
       def write(name, value, options = nil)
         super
         ensure_cache_path(File.dirname(real_file_path(name)))
-        File.atomic_write(real_file_path(name), cache_path) { |f| f.write(value) }
+        File.atomic_write(real_file_path(name), cache_path) { |f| Marshal.dump(value, f) }
       rescue => e
         RAILS_DEFAULT_LOGGER.error "Couldn't create cache directory: #{name} (#{e.message})" if RAILS_DEFAULT_LOGGER
       end