diff --git a/overlays/pkgs.nix b/overlays/pkgs.nix
index 4e0c92d6..a4107a0d 100644
--- a/overlays/pkgs.nix
+++ b/overlays/pkgs.nix
@@ -45,8 +45,14 @@
       fractal-latest = prev.callPackage ../pkgs/fractal-latest { };
 
       #### TEMPORARY: PACKAGES WAITING TO BE UPSTREAMED
+
+      pythonPackagesExtensions = prev.pythonPackagesExtensions ++ [
+        (py-final: py-prev: {
+          feedsearch-crawler = py-final.callPackage ../pkgs/feedsearch-crawler { };
+        })
+      ];
+
       kaiteki = prev.callPackage ../pkgs/kaiteki { };
-      feedsearch-crawler = prev.callPackage ../pkgs/feedsearch-crawler { };
       lightdm-mobile-greeter = prev.callPackage ../pkgs/lightdm-mobile-greeter { };
       browserpass-extension = prev.callPackage ../pkgs/browserpass-extension { };
       gopass-native-messaging-host = prev.callPackage ../pkgs/gopass-native-messaging-host { };
diff --git a/pkgs/feedsearch-crawler/default.nix b/pkgs/feedsearch-crawler/default.nix
index bdcf261b..3c42b445 100644
--- a/pkgs/feedsearch-crawler/default.nix
+++ b/pkgs/feedsearch-crawler/default.nix
@@ -1,9 +1,22 @@
 { lib
+, buildPythonPackage
 , fetchFromGitHub
-, python3
+# nativeBuildInputs python packages
+, poetry-core
+# propagatedBuildInputs python packages
+, aiodns
+, aiohttp
+, beautifulsoup4
+, brotlipy
+, cchardet
+, feedparser
+, python-dateutil
+, uvloop
+, w3lib
+, yarl
 }:
 
-python3.pkgs.buildPythonApplication rec {
+buildPythonPackage rec {
   pname = "feedsearch-crawler";
   version = "2022-05-28";
   format = "pyproject";
@@ -15,7 +28,7 @@ python3.pkgs.buildPythonApplication rec {
     hash = "sha256-pzvyeXzqdi8pRjk2+QjKhJfgtxbgVT6C08K9fhVFVmY=";
   };
 
-  nativeBuildInputs = with python3.pkgs; [
+  nativeBuildInputs = [
     poetry-core
   ];
 
@@ -26,7 +39,7 @@ python3.pkgs.buildPythonApplication rec {
       --replace 'uvloop = "^0.15.2"' 'uvloop = "*"'
   '';
 
-  propagatedBuildInputs = with python3.pkgs; [
+  propagatedBuildInputs = [
     aiodns
     aiohttp
     beautifulsoup4
@@ -39,6 +52,10 @@ python3.pkgs.buildPythonApplication rec {
     yarl
   ];
 
+  pythonImportsCheck = [
+    "feedsearch_crawler"
+  ];
+
   meta = with lib; {
     homepage = "https://feedsearch.dev";
     description = "Crawl sites for RSS, Atom, and JSON feeds";