diff --git a/requirements.txt b/requirements.txt
index 50f392fc..feb60318 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,55 +1,47 @@
-altgraph==0.17.2
+altgraph==0.17
 appdirs==1.4.4
-atomicwrites==1.4.0
 attrs==21.2.0
-backports.entry-points-selectable==1.1.1
-black==21.11b1
-certifi==2021.10.8
-cfgv==3.3.1
-click==8.0.3
-colorama==0.4.4
-distlib==0.3.3
-Faker==9.8.2
-filelock==3.4.0
+black==21.4b0
+certifi==2020.12.5
+cfgv==3.2.0
+click==7.1.2
+distlib==0.3.1
+Faker==8.2.1
+filelock==3.0.12
 future==0.18.2
-identify==2.4.0
+identify==1.5.13
 iniconfig==1.1.1
-Jinja2==3.0.3
-macholib==1.15.2
-MarkupSafe==2.0.1
-mypy==0.910
+Jinja2==2.11.3
+macholib==1.14
+MarkupSafe==1.1.1
+mypy==0.812
 mypy-extensions==0.4.3
-nodeenv==1.6.0
-packaging==21.3
-pathspec==0.9.0
-pefile==2021.9.3
-Pillow==8.4.0
-platformdirs==2.4.0
-pluggy==1.0.0
-pre-commit==2.15.0
-py==1.11.0
--e git+git://github.com/pydcs/dcs@6608b2ac083ed4ab127b56ec1490fe05070e04ae#egg=pydcs
-pyinstaller==4.7
-pyinstaller-hooks-contrib==2021.3
-pyparsing==3.0.6
-pyproj==3.3.0
+nodeenv==1.5.0
+packaging==20.9
+pathspec==0.8.1
+pefile==2019.4.18
+Pillow==8.3.2
+pluggy==0.13.1
+pre-commit==2.10.1
+py==1.10.0
+-e git://github.com/pydcs/dcs@6608b2ac083ed4ab127b56ec1490fe05070e04ae#egg=pydcs
+pyinstaller==4.3
+pyinstaller-hooks-contrib==2021.1
+pyparsing==2.4.7
+pyproj==3.0.1
 PySide2==5.15.2
-pytest==6.2.5
-python-dateutil==2.8.2
+pytest==6.2.4
+python-dateutil==2.8.1
 pywin32-ctypes==0.2.0
-PyYAML==6.0
-regex==2021.11.10
-Shapely==1.8.0
+PyYAML==5.4.1
+regex==2020.11.13
+Shapely==1.7.1
 shiboken2==5.15.2
-six==1.16.0
-tabulate==0.8.9
+six==1.15.0
+tabulate==0.8.7
 text-unidecode==1.3
 toml==0.10.2
-tomli==1.2.2
-typed-ast==1.5.0
-types-certifi==2021.10.8.0
-types-Pillow==8.3.7
-types-PyYAML==6.0.1
-types-tabulate==0.8.3
-typing_extensions==4.0.0
-virtualenv==20.10.0
+typed-ast==1.4.2
+types-Pillow==8.3.1
+typing-extensions==3.7.4.3
+virtualenv==20.4.2