diff --git a/pkgs/development/python-modules/simpy/default.nix b/pkgs/development/python-modules/simpy/default.nix
new file mode 100644
index 00000000000..981b6693f7d
--- /dev/null
+++ b/pkgs/development/python-modules/simpy/default.nix
@@ -0,0 +1,18 @@
+{ buildPythonPackage, fetchPypi, lib }:
+
+buildPythonPackage rec {
+  pname = "simpy";
+  version = "3.0.11";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0hqgxk3lggf21jq9lh8838cdl24mdkdnpzh0w4m28d0zn2wjb5nh";
+  };
+
+  meta = with lib; {
+    homepage = https://simpy.readthedocs.io/en/latest/;
+    description = "A process-based discrete-event simulation framework based on standard Python.";
+    license = [ licenses.mit ];
+    maintainers = with maintainers; [ shlevy ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index b7cac08d8e4..9f0503c25dc 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -18036,6 +18036,8 @@ EOF
   qiskit = callPackage ../development/python-modules/qiskit { };
 
   qasm2image = callPackage ../development/python-modules/qasm2image { };
+
+  simpy = callPackage ../development/python-modules/simpy { };
 });
 
 in fix' (extends overrides packages)