diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9e1b547..c19f1d3 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -10,10 +10,6 @@ apeye[limiter]==1.1.0
     # via sphinx-toolbox
 appdirs==1.4.4
     # via apeye
-argcomplete==1.12.3
-    # via ipykernel
-atomicwrites==1.4.0
-    # via pytest
 attrs==21.2.0
     # via
     #   jsonschema
@@ -39,13 +35,7 @@ click==8.0.1
     #   black
     #   consolekit
 colorama==0.4.4
-    # via
-    #   click
-    #   consolekit
-    #   ipython
-    #   pytest
-    #   sphinx
-    #   sphinx-autobuild
+    # via sphinx-autobuild
 commonmark==0.9.1
     # via recommonmark
 consolekit==1.3.0
@@ -86,17 +76,6 @@ idna==3.2
     #   requests
 imagesize==1.2.0
     # via sphinx
-importlib-metadata==4.8.1
-    # via
-    #   argcomplete
-    #   click
-    #   domdf-python-tools
-    #   ipykernel
-    #   jsonschema
-    #   pluggy
-    #   pytest
-importlib-resources==5.4.0
-    # via jsonschema
 iniconfig==1.1.1
     # via pytest
 ipykernel==6.4.1
@@ -113,7 +92,7 @@ jedi==0.18.0
     # via ipython
 jinja2==3.0.2
     # via sphinx
-joblib==1.1.0
+joblib==1.2.0
     # via scikit-learn
 jsonschema==4.4.0
     # via nbformat
@@ -140,9 +119,7 @@ mistletoe==0.7.2
 msgpack==1.0.2
     # via cachecontrol
 mypy-extensions==0.4.3
-    # via
-    #   black
-    #   typing-inspect
+    # via black
 natsort==7.1.1
     # via domdf-python-tools
 nbformat==5.1.3
@@ -165,6 +142,8 @@ parso==0.8.2
     # via jedi
 pathspec==0.9.0
     # via black
+pexpect==4.8.0
+    # via ipython
 pickleshare==0.7.5
     # via ipython
 platformdirs==2.3.0
@@ -175,6 +154,8 @@ pluggy==1.0.0
     # via pytest
 prompt-toolkit==3.0.20
     # via ipython
+ptyprocess==0.7.0
+    # via pexpect
 py==1.10.0
     # via pytest
 pygments==2.10.0
@@ -199,8 +180,6 @@ pytz==2021.1
     # via
     #   -c requirements.txt
     #   babel
-#pywin32==303
-    # via jupyter-core
 pyzmq==22.3.0
     # via jupyter-client
 recommonmark==0.7.1
@@ -214,8 +193,6 @@ requests==2.26.0
     #   sphinx
 ruamel-yaml==0.17.16
     # via sphinx-toolbox
-ruamel.yaml.clib==0.2.6
-    # via ruamel-yaml
 scikit-learn==1.0.2
     # via -r requirements-dev.in
 scipy==1.7.3
@@ -290,29 +267,18 @@ traitlets==5.1.0
     #   jupyter-core
     #   matplotlib-inline
     #   nbformat
-typed-ast==1.4.3
-    # via black
 typing-extensions==3.10.0.2
     # via
     #   black
     #   consolekit
     #   domdf-python-tools
-    #   importlib-metadata
-    #   jsonschema
     #   sphinx-toolbox
-    #   typing-inspect
-typing-inspect==0.7.1
-    # via sphinx-toolbox
 urllib3==1.26.7
     # via requests
 wcwidth==0.2.5
     # via prompt-toolkit
 webencodings==0.5.1
     # via html5lib
-zipp==3.5.0
-    # via
-    #   importlib-metadata
-    #   importlib-resources
 
 # The following packages are considered to be unsafe in a requirements file:
 # setuptools