diff --git a/.flake8 b/.flake8
new file mode 100644
index 0000000..bf2058e
--- /dev/null
+++ b/.flake8
@@ -0,0 +1,12 @@
+[flake8]
+ignore = E203, E266, E501, W503, F403, F401
+max-line-length = 120
+max-complexity = 18
+select = B,C,E,F,W,T4,B9
+exclude =
+  .venv/*
+  demo_app/*
+  */migrations/*
+  */tests/*
+  manage.py
+  setup.py
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6fe04f2..b913900 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: 3.8
+          python-version: "3.10"
 
       - name: Install dependencies
         run: |
@@ -31,7 +31,7 @@ jobs:
           pip install -r requirements_dev.txt --user
 
       - name: outdated
-        run: pip list --outdated --not-required --user | grep . && echo "There are outdated packages" && exit 1 || echo "All packages up to date"
+        run: pip list --outdated --not-required --exclude=django --user | grep . && echo "There are outdated packages" && exit 1 || echo "All packages up to date"
 
   black:
     name: Black
@@ -40,7 +40,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: 3.8
+          python-version: "3.10"
 
       - name: Install dependencies
         run: |
@@ -59,7 +59,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: 3.8
+          python-version: "3.10"
 
       - name: Install dependencies
         run: |
@@ -79,7 +79,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: 3.8
+          python-version: "3.10"
 
       - name: Install dependencies
         run: |
@@ -108,8 +108,8 @@ jobs:
       max-parallel: 4
       matrix:
         db: [ sqlite, mysql ]
-        django-version: [ "~=3.2" ]
-        python-version: [ 3.8, 3.9, "3.10"]
+        django-version: [ "~=3.2", "~=4.0" ]
+        python-version: [ "3.10" ]
         experimental: [ false ]
 
     services:
@@ -169,7 +169,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: 3.8
+          python-version: "3.10"
 
       - name: Install dependencies
         run: |
@@ -220,7 +220,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-python@v2
         with:
-          python-version: 3.8
+          python-version: "3.10"
 
       - name: Install dependencies
         run: |
diff --git a/.idea/django-datatable-view.iml b/.idea/django-datatable-view.iml
index 55708e8..83d37fb 100644
--- a/.idea/django-datatable-view.iml
+++ b/.idea/django-datatable-view.iml
@@ -16,7 +16,7 @@
     <content url="file://$MODULE_DIR$">
       <excludeFolder url="file://$MODULE_DIR$/.venv" />
     </content>
-    <orderEntry type="jdk" jdkName="Python 3.9 (django-datatable-view)" jdkType="Python SDK" />
+    <orderEntry type="jdk" jdkName="Python 3.10 (django-datatable-view)" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
   <component name="PyDocumentationSettings">
diff --git a/.idea/misc.xml b/.idea/misc.xml
index dcd273d..a39c4b5 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.9 (django-datatable-view)" project-jdk-type="Python SDK" />
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.10 (django-datatable-view)" project-jdk-type="Python SDK" />
 </project>
\ No newline at end of file
diff --git a/.idea/watcherTasks.xml b/.idea/watcherTasks.xml
new file mode 100644
index 0000000..bd83d37
--- /dev/null
+++ b/.idea/watcherTasks.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectTasksOptions">
+    <enabled-global>
+      <option value="Black" />
+    </enabled-global>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 4bcf58a..ede4d39 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,8 @@
+default_language_version:
+  python: python3.10
 repos:
   - repo: git://github.com/pre-commit/pre-commit-hooks
-    rev: v2.3.0
+    rev: v4.0.1
     hooks:
       - id: check-added-large-files
         args: [ '--maxkb=500' ]
@@ -19,10 +21,11 @@ repos:
         exclude: .idea/.*
       - id: check-json
   -   repo: https://github.com/ambv/black
-      rev: stable
+      rev: 21.12b0
       hooks:
       - id: black
+        language_version: python3.10
   -   repo: https://gitlab.com/pycqa/flake8
-      rev: 3.9.2
+      rev: 4.0.1
       hooks:
       - id: flake8
diff --git a/pyproject.toml b/pyproject.toml
index 94637e9..d11a4b6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.black]
 line-length = 100
-target-version = ['py38']
+target-version = ['py310']
 include = '\.pyi?$'
 exclude = '''
 /(
diff --git a/requirements.txt b/requirements.txt
index ecf44e1..50b85d0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 python-decouple
-python-dateutil~=2.8.1
+python-dateutil
 six
 
-Django~=3.2
-pytz~=2020.5
+Django
+pytz
diff --git a/setup.py b/setup.py
index 32b6998..0f21eaf 100644
--- a/setup.py
+++ b/setup.py
@@ -33,22 +33,20 @@
         "Development Status :: 5 - Production/Stable",
         "Environment :: Web Environment",
         "Framework :: Django",
-        "Framework :: Django :: 3.0",
-        "Framework :: Django :: 3.1",
         "Framework :: Django :: 3.2",
+        "Framework :: Django :: 4.0",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: Apache Software License",
         "Operating System :: OS Independent",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Topic :: Software Development",
     ],
-    python_requires=">=3.8.*",
+    python_requires=">=3.9.*",
+    install_requires=["django>=3.2", "python-dateutil"],
     packages=find_packages(),
     package_data={"datatableview": ["static/js/*.js", "templates/datatableview/*.html"]},
     include_package_data=True,
-    install_requires=["django>=3.0", "python-dateutil"],
 )