diff --git a/flake.lock b/flake.lock
index a489c53..834f5ec 100644
--- a/flake.lock
+++ b/flake.lock
@@ -7,9 +7,7 @@
         "flake-utils": [
           "flake-utils"
         ],
-        "nixpkgs": [
-          "nixpkgs"
-        ],
+        "nixpkgs": "nixpkgs",
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
@@ -105,16 +103,17 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1675863634,
-        "narHash": "sha256-nlLz0jh0nYc2Suw1agrRJxRnqVG5bAV2dq9Dwm2BEtg=",
+        "lastModified": 1675153841,
+        "narHash": "sha256-EWvU3DLq+4dbJiukfhS7r6sWZyJikgXn6kNl7eHljW8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9313ae3ba50422fb5b916103dcca9d77898264fa",
+        "rev": "ea692c2ad1afd6384e171eabef4f0887d2b882d3",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
         "repo": "nixpkgs",
+        "rev": "ea692c2ad1afd6384e171eabef4f0887d2b882d3",
         "type": "github"
       }
     },
@@ -134,12 +133,27 @@
         "type": "github"
       }
     },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1675863634,
+        "narHash": "sha256-nlLz0jh0nYc2Suw1agrRJxRnqVG5bAV2dq9Dwm2BEtg=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "9313ae3ba50422fb5b916103dcca9d77898264fa",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "attic": "attic",
         "flake-compat": "flake-compat_2",
         "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs_2"
       }
     },
     "rust-overlay": {
diff --git a/flake.nix b/flake.nix
index 5ef5143..9b50478 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,7 +6,7 @@
     flake-utils.url = "github:numtide/flake-utils";
     attic = {
       url = "github:zhaofengli/attic";
-      inputs.nixpkgs.follows = "nixpkgs";
+      #inputs.nixpkgs.follows = "nixpkgs";
       inputs.flake-utils.follows = "flake-utils";
     };
     flake-compat = {