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-rw-r--r--activesupport/lib/active_support/cache.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/cache.rb b/activesupport/lib/active_support/cache.rb
index 222ef2b515..2be79d86dd 100644
--- a/activesupport/lib/active_support/cache.rb
+++ b/activesupport/lib/active_support/cache.rb
@@ -647,7 +647,7 @@ module ActiveSupport
if key.size > 1
key = key.collect { |element| expanded_key(element) }
else
- key = key.first
+ key = expanded_key(key.first)
end
when Hash
key = key.sort_by { |k, _| k.to_s }.collect { |k, v| "#{k}=#{v}" }