diff --git a/pkgs/development/python-modules/blockbuster/default.nix b/pkgs/development/python-modules/blockbuster/default.nix
new file mode 100644
index 000000000000..2fee3087da58
--- /dev/null
+++ b/pkgs/development/python-modules/blockbuster/default.nix
@@ -0,0 +1,47 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  hatchling,
+  forbiddenfruit,
+  pytestCheckHook,
+  pytest-asyncio,
+  requests,
+}:
+
+buildPythonPackage rec {
+  pname = "blockbuster";
+  version = "1.5.23";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "cbornet";
+    repo = "blockbuster";
+    tag = "v${version}";
+    hash = "sha256-AxRnP8/fIae5ovWQVpfs3ZLIIkxXqVZmuhGjPTX5B/g=";
+  };
+
+  build-system = [ hatchling ];
+
+  dependencies = [ forbiddenfruit ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+    pytest-asyncio
+    requests
+  ];
+
+  disabledTests = [
+    # network access
+    "test_ssl_socket"
+  ];
+
+  pythonImportsCheck = [ "blockbuster" ];
+
+  meta = {
+    description = "Utility to detect blocking calls in the async event loop";
+    homepage = "https://github.com/cbornet/blockbuster";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 7811ef1e674b..44b6fb941762 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1894,6 +1894,8 @@ self: super: with self; {
 
   block-io = callPackage ../development/python-modules/block-io { };
 
+  blockbuster = callPackage ../development/python-modules/blockbuster { };
+
   blockchain = callPackage ../development/python-modules/blockchain { };
 
   blockdiag = callPackage ../development/python-modules/blockdiag { };