diff --git a/pkgs/servers/radicale/3.x.nix b/pkgs/servers/radicale/3.x.nix
index bd781d869e9..594cd1712ea 100644
--- a/pkgs/servers/radicale/3.x.nix
+++ b/pkgs/servers/radicale/3.x.nix
@@ -1,14 +1,20 @@
-{ lib, python3 }:
+{ lib, python3, fetchFromGitHub }:
 
 python3.pkgs.buildPythonApplication rec {
-  pname = "Radicale";
+  pname = "radicale";
   version = "3.0.6";
 
-  src = python3.pkgs.fetchPypi {
-    inherit pname version;
-    sha256 = "a9433d3df97135d9c02cec8dde4199444daf1b73ad161ded398d67b8e629fdc6";
+  src = fetchFromGitHub {
+    owner = "Kozea";
+    repo = "Radicale";
+    rev = version;
+    sha256 = "1xlsvrmx6jhi71j6j8z9sli5vwxasivzjyqf8zq8r0l5p7350clf";
   };
 
+  postPatch = ''
+    sed -i '/addopts/d' setup.cfg
+  '';
+
   propagatedBuildInputs = with python3.pkgs; [
     defusedxml
     passlib
@@ -18,11 +24,7 @@ python3.pkgs.buildPythonApplication rec {
   ];
 
   checkInputs = with python3.pkgs; [
-    pytestrunner
-    pytest
-    pytestcov
-    pytest-flake8
-    pytest-isort
+    pytestCheckHook
     waitress
   ];