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-rw-r--r--activesupport/lib/active_support/log_subscriber.rb4
1 files changed, 3 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/log_subscriber.rb b/activesupport/lib/active_support/log_subscriber.rb
index a58afc6b9d..21a04a9152 100644
--- a/activesupport/lib/active_support/log_subscriber.rb
+++ b/activesupport/lib/active_support/log_subscriber.rb
@@ -53,7 +53,9 @@ module ActiveSupport
class << self
def logger
- @logger ||= Rails.logger if defined?(Rails)
+ if defined?(Rails) && Rails.respond_to?(:logger)
+ @logger ||= Rails.logger
+ end
@logger
end