diff --git a/flake.lock b/flake.lock
index 802d004..49e2980 100644
--- a/flake.lock
+++ b/flake.lock
@@ -71,11 +71,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1654838827,
-        "narHash": "sha256-BbugwMVfVU973dTkSbtKB3GWVZTCwG7cREOn75EYxqA=",
+        "lastModified": 1654859398,
+        "narHash": "sha256-gw2dGEnIzUYZo27yHxY1SQj3LVA9iiCMSdUwouyKDAM=",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "a73125db1db85e79b3c89cfd11e2c59195b6be95",
+        "rev": "651c417e7fd8d8f1ee67560bc0b2f85aba2c9cab",
         "type": "github"
       },
       "original": {
@@ -187,7 +187,10 @@
     },
     "naersk": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": [
+          "comma",
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1653413650,
@@ -207,7 +210,7 @@
     "nix": {
       "inputs": {
         "lowdown-src": "lowdown-src",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "nixpkgs-regression": "nixpkgs-regression"
       },
       "locked": {
@@ -241,14 +244,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1653087707,
-        "narHash": "sha256-zfno3snrzZTWQ2B7K53QHrGZwrjnJLTRPalymrSsziU=",
-        "path": "/nix/store/3g25cg20m43hvsy17d7nz0jxwk79a77w-source",
-        "rev": "cbd40c72b2603ab54e7208f99f9b35fc158bc009",
-        "type": "path"
+        "lastModified": 1632864508,
+        "narHash": "sha256-d127FIvGR41XbVRDPVvozUPQ/uRHbHwvfyKHwEt5xFM=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "82891b5e2c2359d7e58d08849e4c89511ab94234",
+        "type": "github"
       },
       "original": {
         "id": "nixpkgs",
+        "ref": "nixos-21.05-small",
         "type": "indirect"
       }
     },
@@ -346,21 +351,6 @@
       }
     },
     "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1632864508,
-        "narHash": "sha256-d127FIvGR41XbVRDPVvozUPQ/uRHbHwvfyKHwEt5xFM=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "82891b5e2c2359d7e58d08849e4c89511ab94234",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-21.05-small",
-        "type": "indirect"
-      }
-    },
-    "nixpkgs_3": {
       "locked": {
         "lastModified": 1654758790,
         "narHash": "sha256-bXimktlkjL9s8ldMzMBslxEs80cjZDqrof1g8MbhmQI=",
@@ -384,7 +374,7 @@
         "flake-utils-plus": "flake-utils-plus",
         "home-manager": "home-manager",
         "nixos-hardware": "nixos-hardware",
-        "nixpkgs": "nixpkgs_3",
+        "nixpkgs": "nixpkgs_2",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "simple-nixos-mailserver": "simple-nixos-mailserver",
         "sops-nix": "sops-nix"