diff --git a/flake.lock b/flake.lock
index 5f53a2c..64cff6c 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,27 +1,12 @@
 {
   "nodes": {
-    "flake-utils": {
-      "locked": {
-        "lastModified": 1614513358,
-        "narHash": "sha256-LakhOx3S1dRjnh0b5Dg3mbZyH0ToC9I8Y2wKSkBaTzU=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "5466c5bbece17adaab2d82fae80b46e807611bf3",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1615334875,
-        "narHash": "sha256-+OZmqQRqjFtcA9sjAv9ke1Xt7iV1GxZ6sUZFuxteRDI=",
+        "lastModified": 1615511049,
+        "narHash": "sha256-WNaFbCaqUTWnvCSOh2CDGuHu0IKLY0JODNv1I9cWeFo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "6bd4e08c3453e544d3d61ca845d7ab0f1507c374",
+        "rev": "d2145883676216077b1abddcc5e640d1fba66371",
         "type": "github"
       },
       "original": {
@@ -31,7 +16,6 @@
     },
     "root": {
       "inputs": {
-        "flake-utils": "flake-utils",
         "nixpkgs": "nixpkgs"
       }
     }