diff --git a/pkgs/by-name/pa/paperless-ngx/package.nix b/pkgs/by-name/pa/paperless-ngx/package.nix
index 84e93dc8cb72..3fe7d328a2d7 100644
--- a/pkgs/by-name/pa/paperless-ngx/package.nix
+++ b/pkgs/by-name/pa/paperless-ngx/package.nix
@@ -150,6 +150,7 @@ python.pkgs.buildPythonApplication rec {
 
   pythonRelaxDeps = [
     "django-allauth"
+    "pathvalidate"
     "redis"
   ];