diff --git a/pkgs/development/python-modules/injector/default.nix b/pkgs/development/python-modules/injector/default.nix
index 7ce90c23f622..734b3b3f6d33 100644
--- a/pkgs/development/python-modules/injector/default.nix
+++ b/pkgs/development/python-modules/injector/default.nix
@@ -5,7 +5,7 @@
   fetchFromGitHub,
   typing-extensions,
   pytestCheckHook,
-  pytest-cov,
+  pytest-cov-stub,
 }:
 
 buildPythonPackage rec {
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   nativeCheckInputs = [
     pytestCheckHook
-    pytest-cov
+    pytest-cov-stub
   ];
 
   pythonImportsCheck = [ "injector" ];