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-rw-r--r--actionpack/lib/action_view/dependency_tracker.rb4
1 files changed, 3 insertions, 1 deletions
diff --git a/actionpack/lib/action_view/dependency_tracker.rb b/actionpack/lib/action_view/dependency_tracker.rb
index 946a8f0fd1..3478e34fe3 100644
--- a/actionpack/lib/action_view/dependency_tracker.rb
+++ b/actionpack/lib/action_view/dependency_tracker.rb
@@ -1,6 +1,8 @@
+require 'thread_safe'
+
module ActionView
class DependencyTracker
- @trackers = Hash.new
+ @trackers = ThreadSafe::Cache.new
def self.find_dependencies(name, template)
handler = template.handler