diff --git a/setup.cfg b/setup.cfg
index f88f393..924fd88 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -36,14 +36,16 @@ package_dir =
     =src
 
 # Require a min/specific Python version (comma-separated conditions)
-# python_requires = >=3.8
+python_requires = >=3.8
 
 # Add here dependencies of your project (line-separated), e.g. requests>=2.2,<3.0.
 # Version specifiers like >=2.2,<3.0 avoid problems due to API changes in
 # new major versions. This works if the required packages follow Semantic Versioning.
 # For more information, check out https://semver.org/.
 install_requires =
-    importlib-metadata; python_version<"3.8"
+    importlib-metadata
+    cryptography>=43.0.3
+    websockets>=13.1
 
 
 [options.packages.find]