diff --git a/.travis.yml b/.travis.yml
index 3c2c8d1..7785f04 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -60,7 +60,7 @@ script:
   # If debugging, use a subset of tests to wait less:
   # - ./bin/py.test -n 2 -vvs --cov=src tests/scancode
   # - echo $TEST_SUITE
-  - bin/about-code check --verbose .
+  - bin/about check --verbose .
   - $TEST_SUITE
 
 notifications:
diff --git a/etc/ci/azure-posix.yml b/etc/ci/azure-posix.yml
index 0b3fee1..679d155 100644
--- a/etc/ci/azure-posix.yml
+++ b/etc/ci/azure-posix.yml
@@ -21,7 +21,7 @@ jobs:
     - script: ./configure
       displayName: 'Configure'
 
-    - script: bin/about-code check --verbose .
+    - script: bin/about check --verbose .
       displayName: 'Check ABOUT files'
 
     - script: bin/py.test -vvs
diff --git a/etc/ci/azure-win.yml b/etc/ci/azure-win.yml
index 3393208..ffed900 100644
--- a/etc/ci/azure-win.yml
+++ b/etc/ci/azure-win.yml
@@ -22,7 +22,7 @@ jobs:
     - script: configure
       displayName: 'Configure'
 
-    - script: bin\about-code check --verbose .
+    - script: bin\about check --verbose .
       displayName: 'Check ABOUT files'
 
     - script: bin\py.test -vvs
diff --git a/thirdparty/dev/aboutcode_toolkit-3.1.1-py2.py3-none-any.whl b/thirdparty/dev/aboutcode_toolkit-3.1.1-py2.py3-none-any.whl
deleted file mode 100644
index 72f8d99..0000000
Binary files a/thirdparty/dev/aboutcode_toolkit-3.1.1-py2.py3-none-any.whl and /dev/null differ
diff --git a/thirdparty/dev/aboutcode_toolkit-4.0.1-py2.py3-none-any.whl b/thirdparty/dev/aboutcode_toolkit-4.0.1-py2.py3-none-any.whl
new file mode 100644
index 0000000..56af5e1
Binary files /dev/null and b/thirdparty/dev/aboutcode_toolkit-4.0.1-py2.py3-none-any.whl differ
diff --git a/thirdparty/dev/aboutcode_toolkit-3.1.1-py2.py3-none-any.whl.ABOUT b/thirdparty/dev/aboutcode_toolkit-4.0.1-py2.py3-none-any.whl.ABOUT
similarity index 55%
rename from thirdparty/dev/aboutcode_toolkit-3.1.1-py2.py3-none-any.whl.ABOUT
rename to thirdparty/dev/aboutcode_toolkit-4.0.1-py2.py3-none-any.whl.ABOUT
index 1884a86..3f499b1 100644
--- a/thirdparty/dev/aboutcode_toolkit-3.1.1-py2.py3-none-any.whl.ABOUT
+++ b/thirdparty/dev/aboutcode_toolkit-4.0.1-py2.py3-none-any.whl.ABOUT
@@ -1,16 +1,16 @@
-about_resource: aboutcode_toolkit-3.1.1-py2.py3-none-any.whl
-checksum_md5: 67e1f793b8421ce60800897bb5b9446d
-checksum_sha1: 26466b098411fcce12efac48bb9098cdf4a83573
+about_resource: aboutcode_toolkit-4.0.1-py2.py3-none-any.whl
+checksum_md5: 03479c18061c592e726a8e8acabbd6b0
+checksum_sha1: 1324a179851952569b98da5189755579905e64ab
 contact: http://www.nexb.com/contactus.html
 copyright: Copyright (c) 2013-2017 nexB Inc.
 description: AboutCode Toolkit is a tool to process ABOUT files. An ABOUT file provides
   a simple way to document the provenance (origin and license) 'about' a software
   component. This is a small text file stored in the codebase side-by-side with the
   documented software component.
-download_url: https://files.pythonhosted.org/packages/48/05/c9dd903c5c6e0f06ec813a9911b27b252e3803fbd97ffa375d909694e26d/aboutcode_toolkit-3.1.1-py2.py3-none-any.whl#sha256=68b2fd1d05dd0dbc8acc91e7bf1b676e43804ea631bab490d0b46ae0b65e51b5
+download_url: https://files.pythonhosted.org/packages/df/d6/d982675e00c9e7f94cf641ea7eeeacbe5adbf6bac928e660673bb844261d/aboutcode_toolkit-4.0.1-py2.py3-none-any.whl
 homepage_url: https://aboutcode.org
 license_expression: apache-2.0
 name: AboutCode toolkit
 owner: nexB
 owner_url: http://www.nexb.com/
-version: 3.1.1
+version: 4.0.1
diff --git a/thirdparty/dev/saneyaml-0.1-py2.py3-none-any.whl b/thirdparty/dev/saneyaml-0.1-py2.py3-none-any.whl
new file mode 100644
index 0000000..c8aa66f
Binary files /dev/null and b/thirdparty/dev/saneyaml-0.1-py2.py3-none-any.whl differ
diff --git a/thirdparty/dev/saneyaml-0.1-py2.py3-none-any.whl.ABOUT b/thirdparty/dev/saneyaml-0.1-py2.py3-none-any.whl.ABOUT
new file mode 100644
index 0000000..ae857b3
--- /dev/null
+++ b/thirdparty/dev/saneyaml-0.1-py2.py3-none-any.whl.ABOUT
@@ -0,0 +1,20 @@
+about_resource: saneyaml-0.1-py2.py3-none-any.whl
+attribute: true
+checksum_md5: 53509e4f1ee9f6565158163a56513b7c
+checksum_sha1: a66920309794ead47711473a21f1c7d003acd005
+contact: http://www.nexb.com/contactus.html
+copyright: Copyright (c) nexB Inc. and others.
+download_url: https://files.pythonhosted.org/packages/21/13/3d639adcd97fc22cfc4acfd23330cc26f96a85a5b992d93086684e24ac14/saneyaml-0.1-py2.py3-none-any.whl
+homepage_url: https://github.com/nexB/saneyaml
+license_expression: apache-2.0
+licenses:
+-   file: apache-2.0.LICENSE
+    key: apache-2.0
+    name: Apache License 2.0
+name: saneyaml
+owner: nexB
+owner_url: http://www.nexb.com/
+package_url: pkg:pypi/saneyaml@0.1
+track_changes: true
+vcs_repository: https://github.com/nexB/saneyaml
+version: '0.1'