diff --git a/dev-requirements.txt b/dev-requirements.txt
index 7f00755..913b942 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -4,47 +4,117 @@
 #
 #    pip-compile dev-requirements.in
 #
-appdirs==1.4.3            # via black, virtualenv
-atomicwrites==1.3.0       # via pytest
-attrs==19.3.0             # via black, pytest
-bandit==1.6.2             # via -r dev-requirements.in
-black==19.10b0            # via -r dev-requirements.in
-certifi==2020.4.5.1       # via -c requirements.txt, requests
-cfgv==3.1.0               # via pre-commit
-chardet==3.0.4            # via -c requirements.txt, requests
-click==7.1.1              # via black, pip-tools
-coverage==5.0.4           # via pytest-cov
-distlib==0.3.0            # via virtualenv
-filelock==3.0.12          # via virtualenv
-gitdb==4.0.2              # via gitpython
-gitpython==3.1.0          # via bandit
-httmock==1.3.0            # via -r dev-requirements.in
-identify==1.4.13          # via pre-commit
-idna==2.9                 # via -c requirements.txt, requests
-importlib-metadata==1.5.2  # via pluggy, pre-commit, pytest, virtualenv
-mock==3.0.5               # via -r dev-requirements.in
-more-itertools==8.2.0     # via pytest
-nodeenv==1.3.5            # via pre-commit
-packaging==20.3           # via pytest
-pathspec==0.7.0           # via black
-pbr==5.4.4                # via stevedore
-pip-tools==4.5.1          # via -r dev-requirements.in
-pluggy==0.13.1            # via pytest
-pre-commit==2.2.0         # via -r dev-requirements.in
-py==1.8.1                 # via pytest
-pyparsing==2.4.6          # via packaging
-pytest-cov==2.8.1         # via -r dev-requirements.in
-pytest-threadleak==0.2.0  # via -r dev-requirements.in
-pytest==4.6.6             # via -r dev-requirements.in, pytest-cov, pytest-threadleak
-pyyaml==5.3.1             # via bandit, pre-commit
-regex==2020.2.20          # via black
-requests==2.23.0          # via -c requirements.txt, httmock
-six==1.14.0               # via bandit, mock, packaging, pip-tools, pytest, stevedore, virtualenv
-smmap==3.0.1              # via gitdb
-stevedore==1.32.0         # via bandit
-toml==0.10.0              # via black, pre-commit
-typed-ast==1.4.1          # via black
-urllib3==1.25.8           # via -c requirements.txt, requests
-virtualenv==20.0.15       # via pre-commit
-wcwidth==0.1.9            # via pytest
-zipp==3.1.0               # via importlib-metadata
+appdirs==1.4.3
+    # via
+    #   black
+    #   virtualenv
+atomicwrites==1.3.0
+    # via pytest
+attrs==19.3.0
+    # via
+    #   black
+    #   pytest
+bandit==1.6.2
+    # via -r dev-requirements.in
+black==19.10b0
+    # via -r dev-requirements.in
+certifi==2020.4.5.1
+    # via
+    #   -c requirements.txt
+    #   requests
+cfgv==3.1.0
+    # via pre-commit
+chardet==3.0.4
+    # via
+    #   -c requirements.txt
+    #   requests
+click==7.1.1
+    # via
+    #   black
+    #   pip-tools
+coverage==5.0.4
+    # via pytest-cov
+distlib==0.3.0
+    # via virtualenv
+filelock==3.0.12
+    # via virtualenv
+gitdb==4.0.2
+    # via gitpython
+gitpython==3.1.0
+    # via bandit
+httmock==1.3.0
+    # via -r dev-requirements.in
+identify==1.4.13
+    # via pre-commit
+idna==2.9
+    # via
+    #   -c requirements.txt
+    #   requests
+mock==3.0.5
+    # via -r dev-requirements.in
+more-itertools==8.2.0
+    # via pytest
+nodeenv==1.3.5
+    # via pre-commit
+packaging==20.3
+    # via pytest
+pathspec==0.7.0
+    # via black
+pbr==5.4.4
+    # via stevedore
+pip-tools==4.5.1
+    # via -r dev-requirements.in
+pluggy==0.13.1
+    # via pytest
+pre-commit==2.2.0
+    # via -r dev-requirements.in
+py==1.10.0
+    # via pytest
+pyparsing==2.4.6
+    # via packaging
+pytest-cov==2.8.1
+    # via -r dev-requirements.in
+pytest-threadleak==0.2.0
+    # via -r dev-requirements.in
+pytest==4.6.6
+    # via
+    #   -r dev-requirements.in
+    #   pytest-cov
+    #   pytest-threadleak
+pyyaml==5.3.1
+    # via
+    #   bandit
+    #   pre-commit
+regex==2020.2.20
+    # via black
+requests==2.23.0
+    # via
+    #   -c requirements.txt
+    #   httmock
+six==1.14.0
+    # via
+    #   bandit
+    #   mock
+    #   packaging
+    #   pip-tools
+    #   pytest
+    #   stevedore
+    #   virtualenv
+smmap==3.0.1
+    # via gitdb
+stevedore==1.32.0
+    # via bandit
+toml==0.10.0
+    # via
+    #   black
+    #   pre-commit
+typed-ast==1.4.1
+    # via black
+urllib3==1.25.8
+    # via
+    #   -c requirements.txt
+    #   requests
+virtualenv==20.0.15
+    # via pre-commit
+wcwidth==0.1.9
+    # via pytest