diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c206377..fcdcb60 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,8 +23,8 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          python -m pip install flake8 pytest
-          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+          python -m pip install flake8
+          pip install '.[test]'
       - name: Lint with flake8
         run: |
           # stop the build if there are Python syntax errors or undefined names
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 149c48f..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,13 +0,0 @@
-pycryptodomex==3.20.0
-coincurve==19.0.1
-requests==2.32.0
-
-pytest==8.1.1
-pytest-asyncio==0.23.7
-pytest-cov==5.0.0
-ecdsa==0.19.0
-
-build==1.2.1
-twine==5.0.00
-aiohttp==3.10.2
-
diff --git a/setup.cfg b/setup.cfg
index 25e7593..d9acb69 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -24,12 +24,16 @@ keywords =
 python_requires = >=3.9
 include_package_data = True
 install_requires =
-    pycryptodomex
-    coincurve
-    requests
-tests_require =
-    pytest
-    ecdsa
+    pycryptodomex>=3.20.0
+    coincurve>=20.0.0
+    requests>=2.32.3
+    aiohttp>=3.10.5
+
+[options.extras_require]
+test =
+    pytest>=8.3.3
+    pytest-asyncio>=0.24.0
+    ecdsa>=0.19.0
 
 [options.package_data]
 * = hd/wordlist/*.txt