diff --git a/npins/sources.json b/npins/sources.json
index ce56fa7..9bfc64f 100644
--- a/npins/sources.json
+++ b/npins/sources.json
@@ -14,12 +14,24 @@
       "url": "https://api.github.com/repos/nix-community/disko/tarball/v1.0.0",
       "hash": "153cm29hjgklsi1aw85srvcd3h3afm7j77llk4fj3slf5gcwnmx9"
     },
+    "nixos-22.11": {
+      "type": "Channel",
+      "name": "nixos-22.11",
+      "url": "https://releases.nixos.org/nixos/22.11/nixos-22.11.4256.628d4bb6e9f/nixexprs.tar.xz",
+      "hash": "1pb1jfcadb5fr7xk6rvf2bq6yw63rhzq6g3c0hp819j6p61rfqgi"
+    },
+    "nixos-unstable": {
+      "type": "Channel",
+      "name": "nixos-unstable",
+      "url": "https://releases.nixos.org/nixos/unstable/nixos-23.05pre486371.3005f20ce0a/nixexprs.tar.xz",
+      "hash": "1a0kk320ca3ilcf0dq2v92m03czmd7zir50izvjqi1ikq2npm2g6"
+    },
     "nixpkgs": {
       "type": "Channel",
       "name": "nixpkgs-unstable",
-      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-23.05pre483213.635a306fc8e/nixexprs.tar.xz",
-      "hash": "0lvmz0l12qkyg7lj69mn03lv8i44xsw84ld4d8yqyj9m9dng7hsd"
+      "url": "https://releases.nixos.org/nixpkgs/nixpkgs-23.05pre486356.7a288f777a5/nixexprs.tar.xz",
+      "hash": "0zbil4dvs7czhiyfy0r0s6krdjidr7jpjvvv2ryx8lb3plwf3qaw"
     }
   },
   "version": 3
-}
+}
\ No newline at end of file