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-rw-r--r--activesupport/lib/active_support/cache/strategy/local_cache_middleware.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/cache/strategy/local_cache_middleware.rb b/activesupport/lib/active_support/cache/strategy/local_cache_middleware.rb
index c55600a02d..a6f24b1a3c 100644
--- a/activesupport/lib/active_support/cache/strategy/local_cache_middleware.rb
+++ b/activesupport/lib/active_support/cache/strategy/local_cache_middleware.rb
@@ -1,4 +1,6 @@
require 'rack/body_proxy'
+require 'rack/utils'
+
module ActiveSupport
module Cache
module Strategy