diff --git a/Makefile b/Makefile
index 094204c..cc71c15 100644
--- a/Makefile
+++ b/Makefile
@@ -3,8 +3,6 @@ run:
 
 test:
 	coverage run --source admin_confirm --branch -m pytest
-	coverage html
-	coverage-badge -f -o coverage.svg
 
 check-readme:
 	python -m readme_renderer README.md -o /tmp/README.html
diff --git a/README.md b/README.md
index 39d898c..a9231c8 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 # Django Admin Confirm
 
 [![PyPI](https://img.shields.io/pypi/v/django-admin-confirm?color=blue)](https://pypi.org/project/django-admin-confirm/) ![Tests Status](https://github.com/TrangPham/django-admin-confirm/actions/workflows/.github/workflows/test.yml/badge.svg) [![Coverage Status](https://coveralls.io/repos/github/TrangPham/django-admin-confirm/badge.svg)](https://coveralls.io/github/TrangPham/django-admin-confirm)
+![PyPI - Python Version](https://img.shields.io/pypi/pyversions/django-admin-confirm) ![PyPI - Django Version](https://img.shields.io/pypi/djversions/django-admin-confirm)
 
 AdminConfirmMixin is a mixin for ModelAdmin to add confirmations to change, add and actions.
 
diff --git a/coverage.svg b/coverage.svg
deleted file mode 100644
index e5db27c..0000000
--- a/coverage.svg
+++ /dev/null
@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<svg xmlns="http://www.w3.org/2000/svg" width="99" height="20">
-    <linearGradient id="b" x2="0" y2="100%">
-        <stop offset="0" stop-color="#bbb" stop-opacity=".1"/>
-        <stop offset="1" stop-opacity=".1"/>
-    </linearGradient>
-    <mask id="a">
-        <rect width="99" height="20" rx="3" fill="#fff"/>
-    </mask>
-    <g mask="url(#a)">
-        <path fill="#555" d="M0 0h63v20H0z"/>
-        <path fill="#4c1" d="M63 0h36v20H63z"/>
-        <path fill="url(#b)" d="M0 0h99v20H0z"/>
-    </g>
-    <g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11">
-        <text x="31.5" y="15" fill="#010101" fill-opacity=".3">coverage</text>
-        <text x="31.5" y="14">coverage</text>
-        <text x="80" y="15" fill="#010101" fill-opacity=".3">100%</text>
-        <text x="80" y="14">100%</text>
-    </g>
-</svg>
diff --git a/requirements.txt b/requirements.txt
index 90d3a1b..8df713b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,6 @@ django-admin-confirm~=0.2.2
 coverage~=5.4
 pytest~=6.2.2
 pytest-django~=4.1.0
-coverage-badge~=1.0.1
 readme-renderer~=28.0
 twine~=3.3.0
 coveralls~=3.0.0
diff --git a/setup.py b/setup.py
index 6f10507..85173a8 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@ README = open(os.path.join(here, "README.md")).read()
 
 setup(
     name="django-admin-confirm",
-    version="0.2.3.dev1",
+    version="0.2.3.dev2",
     packages=["admin_confirm"],
     description="Adds confirmation to Django Admin changes, additions and actions",
     long_description_content_type="text/markdown",
@@ -16,7 +16,7 @@ setup(
     url="https://github.com/trangpham/django-admin-confirm/",
     license="Apache 2.0",
     install_requires=[
-        "Django>=1.7",
+        "Django>=2.2",
     ],
     python_requires=">=3",
     project_urls={
@@ -25,4 +25,13 @@ setup(
     # ISSUE-4: Ensure that package includes template and css folders
     # list files in MANIFEST.in
     include_package_data=True,
+    classifiers=[
+        "Framework :: Django :: 2.2",
+        "Framework :: Django :: 3.0",
+        "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3 :: Only",
+    ],
 )