diff --git a/flake.lock b/flake.lock
index c804597..5983382 100644
--- a/flake.lock
+++ b/flake.lock
@@ -42,14 +42,15 @@
           "flake-utils"
         ],
         "nixpkgs": [
-          "nixpkgs"
+          "nixpkgs-unstable"
         ]
       },
       "locked": {
-        "narHash": "sha256-d5iDimTPC4r1hKFHAguCnkY9gPbieAIkApLUuYA+Xb4=",
+        "lastModified": 1646153636,
+        "narHash": "sha256-AlWHMzK+xJ1mG267FdT8dCq/HvLCA6jwmx2ZUy5O8tY=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "6799201bec19b753a4ac305a53d34371e497941e",
+        "rev": "b6bc0b21e1617e2b07d8205e7fae7224036dfa4b",
         "type": "github"
       },
       "original": {
@@ -75,13 +76,29 @@
         "type": "github"
       }
     },
+    "nixpkgs-unstable": {
+      "locked": {
+        "lastModified": 1648390671,
+        "narHash": "sha256-u69opCeHUx3CsdIerD0wVSR+DjfDQjnztObqfk9Trqc=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "ce8cbe3c01fd8ee2de526ccd84bbf9b82397a510",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nur": {
       "locked": {
-        "lastModified": 1648498653,
-        "narHash": "sha256-bfJ3aq54rafoy+STKqMO6fVQJ/eHyvf+0MDVvQN4H74=",
+        "lastModified": 1648526859,
+        "narHash": "sha256-9TPD9rPgFP206Z0F1HfTc0TKAt3osGTlzrx9l9yd7h8=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "1ae4446fb0017f0d74e3420b2b0d4008a764760e",
+        "rev": "9077485415cbdafd82542133a309a074922d5931",
         "type": "github"
       },
       "original": {
@@ -96,6 +113,7 @@
         "home-manager": "home-manager",
         "nix-pre-commit-hooks": "nix-pre-commit-hooks",
         "nixpkgs": "nixpkgs",
+        "nixpkgs-unstable": "nixpkgs-unstable",
         "nur": "nur"
       }
     }
diff --git a/flake.nix b/flake.nix
index 5357e20..e175965 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,6 +2,7 @@
   inputs = {
     flake-utils.url = "github:numtide/flake-utils";
     nixpkgs.url = "github:nixos/nixpkgs/nixos-21.11";
+    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
 
     nur.url = "github:nix-community/NUR";
 
@@ -13,7 +14,7 @@
     nix-pre-commit-hooks = {
       url = "github:cachix/pre-commit-hooks.nix/master";
       inputs.flake-utils.follows = "flake-utils";
-      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.nixpkgs.follows = "nixpkgs-unstable";
     };
   };
   outputs =