diff --git a/requirements.txt b/requirements.txt
index ec84dc4..8cee2b2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,34 +4,83 @@
 #
 #    pip-compile --output-file requirements.txt requirements.in
 #
-atomicwrites==1.2.1       # via pytest
-attrs==18.2.0             # via hypothesis, pytest
-bleach==3.0.2             # via readme-renderer
-certifi==2018.10.15       # via requests
+atomicwrites==1.2.1
+    # via pytest
+attrs==18.2.0
+    # via
+    #   hypothesis
+    #   pytest
+bleach==3.0.2
+    # via readme-renderer
+certifi==2022.12.7
+    # via requests
 chainmap==1.0.2
-chardet==3.0.4            # via requests
+    # via -r ./requirements-package.in
+chardet==3.0.4
+    # via requests
 coverage==4.5.1
-docutils==0.14            # via readme-renderer
-filelock==3.0.9           # via tox
-future==0.16.0            # via readme-renderer
+    # via
+    #   -r requirements.in
+    #   pytest-cov
+docutils==0.14
+    # via readme-renderer
+filelock==3.0.9
+    # via tox
+future==0.16.0
+    # via readme-renderer
 hypothesis==3.76.0
-idna==2.7                 # via requests
+    # via -r requirements.in
+idna==2.7
+    # via requests
 invoke==1.2.0
-more-itertools==4.3.0     # via pytest
-pkginfo==1.4.2            # via twine
-pluggy==0.7.1             # via pytest, tox
-py==1.7.0                 # via pytest, tox
-pygments==2.2.0           # via readme-renderer
-pytest-cov==2.6.0
+    # via -r ./requirements-package.in
+more-itertools==4.3.0
+    # via pytest
+pkginfo==1.4.2
+    # via twine
+pluggy==0.7.1
+    # via
+    #   pytest
+    #   tox
+py==1.7.0
+    # via
+    #   pytest
+    #   tox
+pygments==2.2.0
+    # via readme-renderer
 pytest==3.8.2
-readme-renderer==23.0     # via twine
-requests-toolbelt==0.8.0  # via twine
-requests==2.20.0          # via requests-toolbelt, twine
+    # via
+    #   -r requirements.in
+    #   pytest-cov
+pytest-cov==2.6.0
+    # via -r requirements.in
+readme-renderer==23.0
+    # via twine
+requests==2.20.0
+    # via
+    #   requests-toolbelt
+    #   twine
+requests-toolbelt==0.8.0
+    # via twine
 six==1.11.0
-toml==0.10.0              # via tox
+    # via
+    #   -r ./requirements-package.in
+    #   bleach
+    #   more-itertools
+    #   pytest
+    #   readme-renderer
+    #   tox
+toml==0.10.0
+    # via tox
 tox==3.5.2
-tqdm==4.28.1              # via twine
+    # via -r requirements.in
+tqdm==4.28.1
+    # via twine
 twine==1.12.1
-urllib3==1.24.3           # via requests
-virtualenv==16.0.0        # via tox
-webencodings==0.5.1       # via bleach
+    # via -r requirements.in
+urllib3==1.24.3
+    # via requests
+virtualenv==16.0.0
+    # via tox
+webencodings==0.5.1
+    # via bleach