diff --git a/pkgs/development/python-modules/wasm/default.nix b/pkgs/development/python-modules/wasm/default.nix
new file mode 100644
index 000000000000..f6c2cc42e387
--- /dev/null
+++ b/pkgs/development/python-modules/wasm/default.nix
@@ -0,0 +1,27 @@
+{ buildPythonPackage
+, fetchPypi
+, lib
+}:
+
+buildPythonPackage rec {
+  pname = "wasm";
+  version = "1.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "179xcinfc35xgk0bf9y58kwxzymzk7c1p58w6khmqfiqvb91j3r8";
+  };
+
+  # there are no tests
+  doCheck = false;
+
+  pythonImportsCheck = [ "wasm" ];
+
+  meta = with lib; {
+    description = "WebAssembly decoder and disassembler";
+    homepage = "https://github.com/athre0z/wasm";
+    changelog = "https://github.com/athre0z/wasm/blob/master/CHANGELOG.md";
+    license = licenses.mit;
+    maintainers = with maintainers; [ arturcygan ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 5267e955dbf0..c706c5f05d3a 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7903,6 +7903,8 @@ in {
 
   wasabi = callPackage ../development/python-modules/wasabi { };
 
+  wasm = callPackage ../development/python-modules/wasm { };
+
   wasmer = callPackage ../development/python-modules/wasmer { };
 
   watchdog = callPackage ../development/python-modules/watchdog { };