diff --git a/pkgs/by-name/py/pytr/package.nix b/pkgs/by-name/py/pytr/package.nix
index d75918a0a005..5395c2c883c7 100644
--- a/pkgs/by-name/py/pytr/package.nix
+++ b/pkgs/by-name/py/pytr/package.nix
@@ -44,7 +44,10 @@ python3Packages.buildPythonApplication rec {
       --zsh <($out/bin/pytr completion zsh)
   '';
 
-  nativeCheckInputs = [ versionCheckHook ];
+  nativeCheckInputs = [
+    versionCheckHook
+    python3Packages.pytestCheckHook
+  ];
 
   versionCheckProgramArg = "--version";