diff --git a/pkgs/development/python-modules/wagtail/default.nix b/pkgs/development/python-modules/wagtail/default.nix
index 9093204a71f3..d8ff1eb6e4c6 100644
--- a/pkgs/development/python-modules/wagtail/default.nix
+++ b/pkgs/development/python-modules/wagtail/default.nix
@@ -1,7 +1,12 @@
 {
   lib,
   buildPythonPackage,
-  fetchPypi,
+  fetchFromGitHub,
+
+  # frontend
+  fetchNpmDeps,
+  nodejs,
+  npmHooks,
 
   # build-system
   setuptools,
@@ -30,24 +35,42 @@
   callPackage,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "wagtail";
-  version = "7.2.2";
+  version = "7.3";
   pyproject = true;
 
-  # The GitHub source requires some assets to be compiled, which in turn
-  # requires fixing the upstream package lock. We need to use the PyPI release
-  # until https://github.com/wagtail/wagtail/pull/13136 gets merged.
-  src = fetchPypi {
-    inherit pname version;
-    hash = "sha256-v2rao6zZDZ7nc0dW3XAxsJAe7bgKSqTlGIqx5IHOML4=";
+  src = fetchFromGitHub {
+    owner = "wagtail";
+    repo = "wagtail";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-o/4jn32ffR3BPVNwtFKJ6PowXYi7SpjBqghdeZIl5tM=";
   };
 
+  nativeBuildInputs = [
+    npmHooks.npmConfigHook
+    nodejs
+  ];
+
+  npmDeps = fetchNpmDeps {
+    inherit (finalAttrs) src;
+    hash = "sha256-Uc16K1RZUCnr4qRe2u4yB44F+zYFBxMpEQCz5992RMA=";
+  };
+
+  preBuild = ''
+    # upstream only provides a hook for sdists, not wheels
+    # https://github.com/wagtail/wagtail/blob/v7.3/setup.py#L22
+    npm run build
+  '';
+
   build-system = [
     setuptools
   ];
 
-  pythonRelaxDeps = [ "django-tasks" ];
+  pythonRelaxDeps = [
+    "django-tasks"
+    "modelsearch"
+  ];
 
   dependencies = [
     anyascii
@@ -83,8 +106,8 @@ buildPythonPackage rec {
     description = "Django content management system focused on flexibility and user experience";
     mainProgram = "wagtail";
     homepage = "https://github.com/wagtail/wagtail";
-    changelog = "https://github.com/wagtail/wagtail/blob/v${version}/CHANGELOG.txt";
+    changelog = "https://github.com/wagtail/wagtail/blob/${finalAttrs.src.tag}/CHANGELOG.txt";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ sephi ];
   };
-}
+})