diff --git a/pkgs/development/python-modules/kbcstorage/default.nix b/pkgs/development/python-modules/kbcstorage/default.nix
index eea875bc398cc..c7adc74381234 100644
--- a/pkgs/development/python-modules/kbcstorage/default.nix
+++ b/pkgs/development/python-modules/kbcstorage/default.nix
@@ -12,6 +12,8 @@
   setuptools-git-versioning,
   setuptools-scm,
   urllib3,
+  google-auth,
+  google-cloud-storage,
 }:
 
 buildPythonPackage rec {
@@ -33,19 +35,26 @@ buildPythonPackage rec {
       --replace-fail "urllib3<2.0.0" "urllib3"
   '';
 
-  nativeBuildInputs = [
+  build-system = [
     setuptools
     setuptools-git-versioning
     setuptools-scm
   ];
 
-  propagatedBuildInputs = [
+  pythonRelaxDeps = [
+    "google-cloud-storage"
+    "google-auth"
+  ];
+
+  dependencies = [
     azure-storage-blob
     boto3
     python-dotenv
     requests
     responses
     urllib3
+    google-auth
+    google-cloud-storage
   ];
 
   # Requires API token and an active Keboola bucket
@@ -59,11 +68,11 @@ buildPythonPackage rec {
     "kbcstorage.tables"
   ];
 
-  meta = with lib; {
+  meta = {
     description = "Keboola Connection Storage API client";
     homepage = "https://github.com/keboola/sapi-python-client";
     changelog = "https://github.com/keboola/sapi-python-client/releases/tag/${version}";
-    license = licenses.mit;
-    maintainers = with maintainers; [ mrmebelman ];
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ mrmebelman ];
   };
 }