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-rw-r--r--examples/zbatery.conf.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/examples/zbatery.conf.rb b/examples/zbatery.conf.rb
index 5f94c0e..0537466 100644
--- a/examples/zbatery.conf.rb
+++ b/examples/zbatery.conf.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 # Used for running Raindrops::Watcher, which requires a multi-threaded
 # Rack server capable of streaming a response.  Threads must be used,
 # so any multi-threaded Rack server may be used.