diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..a9fc17b
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+nixos/secrets/** filter=git-crypt diff=git-crypt
diff --git a/nixos b/nixos
new file mode 160000
index 0000000..c35c2d9
--- /dev/null
+++ b/nixos
@@ -0,0 +1 @@
+Subproject commit c35c2d9da454b1411f92a54ae590637afb77f337