diff --git a/.licensed.yml b/.licensed.yml
index b5ad994c..0d7f4158 100644
--- a/.licensed.yml
+++ b/.licensed.yml
@@ -12,6 +12,7 @@ reviewed:
     - pathname-common_prefix
 
     # bsd-2 or ruby
+    - csv
     - logger
     - net-http
     - racc
diff --git a/.licenses/bundler/csv.dep.yml b/.licenses/bundler/csv.dep.yml
new file mode 100644
index 00000000..1ff01941
--- /dev/null
+++ b/.licenses/bundler/csv.dep.yml
@@ -0,0 +1,49 @@
+---
+name: csv
+version: 3.3.2
+type: bundler
+summary: CSV Reading and Writing
+homepage: https://github.com/ruby/csv
+license: bsd-2-clause
+licenses:
+- sources: LICENSE.txt
+  text: |
+    Copyright (C) 2005-2016 James Edward Gray II. All rights reserved.
+    Copyright (C) 2007-2017 Yukihiro Matsumoto. All rights reserved.
+    Copyright (C) 2017 SHIBATA Hiroshi. All rights reserved.
+    Copyright (C) 2017 Olivier Lacan. All rights reserved.
+    Copyright (C) 2017 Espartaco Palma. All rights reserved.
+    Copyright (C) 2017 Marcus Stollsteimer. All rights reserved.
+    Copyright (C) 2017 pavel. All rights reserved.
+    Copyright (C) 2017-2018 Steven Daniels. All rights reserved.
+    Copyright (C) 2018 Tomohiro Ogoke. All rights reserved.
+    Copyright (C) 2018 Kouhei Sutou. All rights reserved.
+    Copyright (C) 2018 Mitsutaka Mimura. All rights reserved.
+    Copyright (C) 2018 Vladislav. All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions
+    are met:
+    1. Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in the
+    documentation and/or other materials provided with the distribution.
+
+    THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+    ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+    ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+    FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+    DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+    OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+    HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+    LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+    OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+    SUCH DAMAGE.
+- sources: README.md
+  text: |-
+    The gem is available as open source under the terms of the [2-Clause BSD License](https://opensource.org/licenses/BSD-2-Clause).
+
+    See LICENSE.txt for details.
+notices: []
diff --git a/Gemfile.lock b/Gemfile.lock
index f3b5fd85..8a2728cf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,6 +2,7 @@ PATH
   remote: .
   specs:
     licensed (5.0.1)
+      csv (~> 3.3)
       json (~> 2.6)
       licensee (~> 9.16)
       parallel (~> 1.22)
@@ -32,6 +33,7 @@ GEM
     byebug (11.1.3)
     concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
+    csv (3.3.2)
     dotenv (3.1.4)
     drb (2.2.1)
     faraday (2.12.1)
diff --git a/licensed.gemspec b/licensed.gemspec
index c7ed2b54..db821d52 100644
--- a/licensed.gemspec
+++ b/licensed.gemspec
@@ -23,6 +23,7 @@ Gem::Specification.new do |spec|
 
   spec.required_ruby_version = ">= 3.0.0"
 
+  spec.add_dependency "csv", "~> 3.3"
   spec.add_dependency "licensee", "~> 9.16"
   spec.add_dependency "thor", "~> 1.2"
   spec.add_dependency "pathname-common_prefix", "~> 0.0.1"