diff --git a/.sops.yaml b/.sops.yaml
index dd49486..668e34f 100644
--- a/.sops.yaml
+++ b/.sops.yaml
@@ -12,6 +12,7 @@ keys:
   - &lax-01 age1whehwala9q7hp8dx6tn27mtuzerxhvwz6wf3f4m54ln6gggzcsns7ax87l
   - &log-01 age1j6t53w5dzxhpm9mp6nuu698p7j5txg5r6zgnfqlfcjpdg454fcsquqswya
   - &nbg-01 age1n2j7c5s98y60j7cvaa8sf85rfpkkhk2s3mfmc22l8yq2uqsedgnswacwq6
+  - &test-nixos age1q7gwyd4mrg564kggqf04pgy89lgsrdxf6ugkgjft95z2q35gh97qh3ufjf
 
 creation_rules:
   - path_regex: app-01[\w_]*.(env|yml)$
@@ -80,3 +81,10 @@ creation_rules:
           - *xenon
           - *mac
           - *nbg-01
+
+  - path_regex: test-nixos[\w_]*.(env|yml)$
+    key_groups:
+      - age:
+          - *xenon
+          - *mac
+          - *test-nixos