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-rw-r--r--lib/dtas/util.rb3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/dtas/util.rb b/lib/dtas/util.rb
index 8098cc5..18a2e08 100644
--- a/lib/dtas/util.rb
+++ b/lib/dtas/util.rb
@@ -1,5 +1,6 @@
 # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
 require_relative '../dtas'
 
 # in case we need to convert DB values to a linear scale