diff --git a/flake.lock b/flake.lock
index 8cb39071..0a2cc50d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -453,23 +453,20 @@
         "nixpkgs": [
           "nixpkgs"
         ],
-        "nixpkgs-22_11": "nixpkgs-22_11",
-        "nixpkgs-23_05": "nixpkgs-23_05",
         "utils": [
           "flake-utils"
         ]
       },
       "locked": {
-        "lastModified": 1708157285,
-        "narHash": "sha256-MmPKxBt+MeRemxFTnQvNHiRcwqd6IlEyHMqjUoRiOsE=",
-        "owner": "dotlambda",
+        "lastModified": 1710449465,
+        "narHash": "sha256-2orO8nfplp6uQJBFqKkj1iyNMC6TysmwbWwbb4osTag=",
+        "owner": "simple-nixos-mailserver",
         "repo": "nixos-mailserver",
-        "rev": "0546386527f7428195b7260a631e285c44b70f8b",
+        "rev": "79c8cfcd5873a85559da6201b116fb38b490d030",
         "type": "gitlab"
       },
       "original": {
-        "owner": "dotlambda",
-        "ref": "sieve-fix",
+        "owner": "simple-nixos-mailserver",
         "repo": "nixos-mailserver",
         "type": "gitlab"
       }
@@ -490,36 +487,6 @@
         "type": "github"
       }
     },
-    "nixpkgs-22_11": {
-      "locked": {
-        "lastModified": 1669558522,
-        "narHash": "sha256-yqxn+wOiPqe6cxzOo4leeJOp1bXE/fjPEi/3F/bBHv8=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "ce5fe99df1f15a09a91a86be9738d68fadfbad82",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-22.11",
-        "type": "indirect"
-      }
-    },
-    "nixpkgs-23_05": {
-      "locked": {
-        "lastModified": 1684782344,
-        "narHash": "sha256-SHN8hPYYSX0thDrMLMWPWYulK3YFgASOrCsIL3AJ78g=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "8966c43feba2c701ed624302b6a935f97bcbdf88",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-23.05",
-        "type": "indirect"
-      }
-    },
     "nixpkgs-stable": {
       "locked": {
         "lastModified": 1710695816,
diff --git a/flake.nix b/flake.nix
index 5aa87c15..72f3c58d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -63,7 +63,7 @@
       };
     };
     nixos-mailserver = {
-      url = "gitlab:dotlambda/nixos-mailserver/sieve-fix";
+      url = "gitlab:simple-nixos-mailserver/nixos-mailserver";
       inputs = {
         nixpkgs.follows = "nixpkgs";
         utils.follows = "flake-utils";