diff --git a/pkgs/development/python-modules/pytest-asyncio/default.nix b/pkgs/development/python-modules/pytest-asyncio/default.nix
index 855b5f618f81..e13f67ec83b5 100644
--- a/pkgs/development/python-modules/pytest-asyncio/default.nix
+++ b/pkgs/development/python-modules/pytest-asyncio/default.nix
@@ -12,7 +12,7 @@
 
 buildPythonPackage rec {
   pname = "pytest-asyncio";
-  version = "0.19.0";
+  version = "0.20.3";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "pytest-dev";
     repo = pname;
     rev = "refs/tags/v${version}";
-    hash = "sha256-A8ngASbSRwY4RjanalnWBGgskZMDO50ffOf6wMNqOvA=";
+    hash = "sha256-oq28wJ/Tq4yuQ/98tdzYKDyatpliS0Xcbc6T46ZTP7I=";
   };
 
   outputs = [