From 5ad853409cf18274ab2b061b2d83231e5a31a3f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gutyina=20Gerg=C5=91?= <gutyina.gergo.2@gmail.com>
Date: Wed, 25 Feb 2026 20:42:56 +0100
Subject: [PATCH] nixos/n8n: fix eval error with null environment variables

---
 nixos/modules/services/misc/n8n.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/nixos/modules/services/misc/n8n.nix b/nixos/modules/services/misc/n8n.nix
index ed149ce75952..30b1f284b10d 100644
--- a/nixos/modules/services/misc/n8n.nix
+++ b/nixos/modules/services/misc/n8n.nix
@@ -10,8 +10,9 @@ let
   # Partition environment variables into regular and file-based (_FILE suffix)
   envVarToCredName = varName: lib.toLower varName;
   partitionEnv =
-    env:
+    allEnv:
     let
+      env = lib.filterAttrs (_name: value: value != null) allEnv;
       regular = lib.filterAttrs (name: _value: !(lib.hasSuffix "_FILE" name)) env;
       fileBased = lib.filterAttrs (name: _value: lib.hasSuffix "_FILE" name) env;
       fileBasedTransformed = lib.mapAttrs' (