1 files changed, 2 insertions, 0 deletions
diff --git a/spec/support/shared_examples/services/boards/lists_move_service.rb b/spec/support/shared_examples/services/boards/lists_move_service.rb
index 2cdb968a45d..0b3bfd8e2a8 100644
--- a/spec/support/shared_examples/services/boards/lists_move_service.rb
+++ b/spec/support/shared_examples/services/boards/lists_move_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 shared_examples 'lists move service' do
   let!(:planning)    { create(:list, board: board, position: 0) }
   let!(:development) { create(:list, board: board, position: 1) }