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-rw-r--r--lib/plugins/acts_as_tree/init.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/plugins/acts_as_tree/init.rb b/lib/plugins/acts_as_tree/init.rb
index 0901ddb4a..f5560f449 100644
--- a/lib/plugins/acts_as_tree/init.rb
+++ b/lib/plugins/acts_as_tree/init.rb
@@ -1 +1,3 @@
+# frozen_string_literal: false
+
ActiveRecord::Base.send :include, ActiveRecord::Acts::Tree