diff --git a/flake.lock b/flake.lock
index 70aee28..6aaa80e 100644
--- a/flake.lock
+++ b/flake.lock
@@ -525,22 +525,6 @@
         "type": "github"
       }
     },
-    "nixpkgs-2311": {
-      "locked": {
-        "lastModified": 1720535198,
-        "narHash": "sha256-zwVvxrdIzralnSbcpghA92tWu2DV2lwv89xZc8MTrbg=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "205fd4226592cc83fd4c0885a3e4c9c400efabb5",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-23.11",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nixpkgs_2": {
       "locked": {
         "lastModified": 1684570954,
@@ -607,11 +591,11 @@
     },
     "nixpkgs_6": {
       "locked": {
-        "lastModified": 1733808091,
-        "narHash": "sha256-KWwINTQelKOoQgrXftxoqxmKFZb9pLVfnRvK270nkVk=",
+        "lastModified": 1735264675,
+        "narHash": "sha256-MgdXpeX2GuJbtlBrH9EdsUeWl/yXEubyvxM1G+yO4Ak=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "a0f3e10d94359665dba45b71b4227b0aeb851f8e",
+        "rev": "d49da4c08359e3c39c4e27c74ac7ac9b70085966",
         "type": "github"
       },
       "original": {
@@ -695,7 +679,6 @@
         "naersk": "naersk_4",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs_6",
-        "nixpkgs-2311": "nixpkgs-2311",
         "private-flake-overlays": "private-flake-overlays",
         "r09-receiver": "r09-receiver",
         "sops-nix": "sops-nix",
diff --git a/flake.nix b/flake.nix
index ed17382..bdd7368 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,6 @@
 {
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.11";
-    nixpkgs-2311.url = "github:NixOS/nixpkgs/nixos-23.11";
 
     # naersk and flake utils are not used by this flake directly, but needed
     # for the follows in all the other ones.
@@ -121,7 +120,6 @@
     , kindergarten
     , microvm
     , nixpkgs
-    , nixpkgs-2311
     , sops-nix
     , lizard
     , bureaucrat