diff --git a/pkgs/development/python-modules/pytest-asyncio/default.nix b/pkgs/development/python-modules/pytest-asyncio/default.nix
new file mode 100644
index 000000000000..a8e3f7e02685
--- /dev/null
+++ b/pkgs/development/python-modules/pytest-asyncio/default.nix
@@ -0,0 +1,19 @@
+{ stdenv, buildPythonPackage, fetchurl, pytest }:
+buildPythonPackage rec {
+  name = "${pname}-${version}";
+  pname = "pytest-asyncio";
+  version = "0.5.0";
+
+  src = fetchurl {
+    url = "mirror://pypi/p/${pname}/${name}.tar.gz";
+    sha256 = "03sxq8fglr4lw4y6wqlbli9ypr65fxzx6hlpn5wpccx8v5472iff";
+  };
+
+  buildInputs = [ pytest ];
+
+  meta = with stdenv.lib; {
+    description = "library for testing asyncio code with pytest";
+    license = licenses.asl20;
+    homepage = https://github.com/pytest-dev/pytest-asyncio;
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index f90d2f2d9332..653a04bed00b 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5202,6 +5202,8 @@ in {
 
   pytest-httpbin = callPackage ../development/python-modules/pytest-httpbin { };
 
+  pytest-asyncio = callPackage ../development/python-modules/pytest-asyncio { };
+
   pytestcache = buildPythonPackage rec {
     name = "pytest-cache-1.0";
     src = pkgs.fetchurl {