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-rw-r--r--lib/drb/extserv.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/drb/extserv.rb b/lib/drb/extserv.rb
index 327b553a25..1cb1be4709 100644
--- a/lib/drb/extserv.rb
+++ b/lib/drb/extserv.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
=begin
external service
Copyright (c) 2000,2002 Masatoshi SEKI