10 files changed, 10 insertions, 0 deletions
diff --git a/lib/rubygems/package/digest_io.rb b/lib/rubygems/package/digest_io.rb
index f8bde0f557..47f76ec10d 100644
--- a/lib/rubygems/package/digest_io.rb
+++ b/lib/rubygems/package/digest_io.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 ##
 # IO wrapper that creates digests of contents written to the IO it wraps.
 
diff --git a/lib/rubygems/package/file_source.rb b/lib/rubygems/package/file_source.rb
index 85316f62e7..4c2a7b9a4e 100644
--- a/lib/rubygems/package/file_source.rb
+++ b/lib/rubygems/package/file_source.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 ##
 # The primary source of gems is a file on disk, including all usages
 # internal to rubygems.
diff --git a/lib/rubygems/package/io_source.rb b/lib/rubygems/package/io_source.rb
index f89593dd2d..16a6e4be8b 100644
--- a/lib/rubygems/package/io_source.rb
+++ b/lib/rubygems/package/io_source.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 ##
 # Supports reading and writing gems from/to a generic IO object.  This is
 # useful for other applications built on top of rubygems, such as
diff --git a/lib/rubygems/package/old.rb b/lib/rubygems/package/old.rb
index bcf60a00c9..1f1f33b856 100644
--- a/lib/rubygems/package/old.rb
+++ b/lib/rubygems/package/old.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 #--
 # Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
 # All rights reserved.
diff --git a/lib/rubygems/package/source.rb b/lib/rubygems/package/source.rb
index 1f18d479da..3dcce02a67 100644
--- a/lib/rubygems/package/source.rb
+++ b/lib/rubygems/package/source.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 class Gem::Package::Source # :nodoc:
 end
 
diff --git a/lib/rubygems/package/tar_header.rb b/lib/rubygems/package/tar_header.rb
index f9ab13aca7..71529ee978 100644
--- a/lib/rubygems/package/tar_header.rb
+++ b/lib/rubygems/package/tar_header.rb
@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+# frozen_string_literal: false
 #--
 # Copyright (C) 2004 Mauricio Julio Fernández Pradier
 # See LICENSE.txt for additional licensing information.
diff --git a/lib/rubygems/package/tar_reader.rb b/lib/rubygems/package/tar_reader.rb
index e257fdd846..a1ea81cac4 100644
--- a/lib/rubygems/package/tar_reader.rb
+++ b/lib/rubygems/package/tar_reader.rb
@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+# frozen_string_literal: false
 #--
 # Copyright (C) 2004 Mauricio Julio Fernández Pradier
 # See LICENSE.txt for additional licensing information.
diff --git a/lib/rubygems/package/tar_reader/entry.rb b/lib/rubygems/package/tar_reader/entry.rb
index 1d917a81ac..59d167ee8e 100644
--- a/lib/rubygems/package/tar_reader/entry.rb
+++ b/lib/rubygems/package/tar_reader/entry.rb
@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+# frozen_string_literal: false
 #++
 # Copyright (C) 2004 Mauricio Julio Fernández Pradier
 # See LICENSE.txt for additional licensing information.
diff --git a/lib/rubygems/package/tar_test_case.rb b/lib/rubygems/package/tar_test_case.rb
index b2d6f4ea77..3e494e5594 100644
--- a/lib/rubygems/package/tar_test_case.rb
+++ b/lib/rubygems/package/tar_test_case.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 require 'rubygems/test_case'
 require 'rubygems/package'
 
diff --git a/lib/rubygems/package/tar_writer.rb b/lib/rubygems/package/tar_writer.rb
index fff02e9235..6f1aab47a1 100644
--- a/lib/rubygems/package/tar_writer.rb
+++ b/lib/rubygems/package/tar_writer.rb
@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+# frozen_string_literal: false
 #--
 # Copyright (C) 2004 Mauricio Julio Fernández Pradier
 # See LICENSE.txt for additional licensing information.