diff --git a/flake.lock b/flake.lock
index 9e35e36c6..4a0e5b538 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,18 +2,17 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1634327140,
-        "narHash": "sha256-d5L7oMjUVC6VU0cQMsF0tceAPkmzuAQ51DWBFNChbEQ=",
-        "owner": "nixos",
+        "lastModified": 1634551044,
+        "narHash": "sha256-HOHemrQt3wA7eS5YT8n+X0OdB9+X4O08YUPTrFMBG60=",
+        "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "83667ff60a88e22b76ef4b0bdf5334670b39c2b6",
+        "rev": "f001876680c0e32a89bced8d02d2c61250684e17",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
+        "id": "nixpkgs",
         "ref": "nixos-21.05",
-        "repo": "nixpkgs",
-        "type": "github"
+        "type": "indirect"
       }
     },
     "nixpkgs-nyanloutre-pysmart": {
@@ -36,16 +35,15 @@
       "locked": {
         "lastModified": 1634436779,
         "narHash": "sha256-D/nrXTWpe1bPIjFy85sgiLHYqu+AeaC6v5/+KlA9PRg=",
-        "owner": "nixos",
+        "owner": "NixOS",
         "repo": "nixpkgs",
         "rev": "9aeeb7574fb784eaf6395f4400705b5f619e6cc3",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
+        "id": "nixpkgs",
         "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
+        "type": "indirect"
       }
     },
     "nixpkgs_2": {
diff --git a/flake.nix b/flake.nix
index ac35fd128..afdacc565 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-21.05";
-    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixpkgs.url = "flake:nixpkgs/nixos-21.05";
+    nixpkgs-unstable.url = "flake:nixpkgs/nixos-unstable";
     nixpkgs-nyanloutre-pysmart.url = "github:nyanloutre/nixpkgs/pysmart-init";
     simple-nixos-mailserver.url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-21.05";
   };