diff --git a/configuration.nix b/configuration.nix
index 1f2ba8c..513f854 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -89,6 +89,7 @@ in
     allowReboot = config.services.userdata.autoUpgrade.allowReboot;
     channel = "https://channel.selfprivacy.org/nixos-selfpricacy";
   };
+  system.stateVersion = config.services.userdata.stateVersion;
   nix = {
     optimise.automatic = true;
     gc = {
diff --git a/variables-module.nix b/variables-module.nix
index 6fd24f9..82b1db5 100644
--- a/variables-module.nix
+++ b/variables-module.nix
@@ -41,6 +41,13 @@ in
         type = types.nullOr types.bool;
       };
     };
+    stateVersion = mkOption {
+      description = ''
+        State version of the server
+      '';
+      type = types.string;
+      default = "22.11";
+    };
     ########################
     # Server admin options #
     ########################
diff --git a/variables.nix b/variables.nix
index d129077..b9a7366 100644
--- a/variables.nix
+++ b/variables.nix
@@ -7,6 +7,7 @@ in
     hostname = lib.attrsets.attrByPath [ "hostname" ] null jsonData;
     domain = lib.attrsets.attrByPath [ "domain" ] null jsonData;
     timezone = lib.attrsets.attrByPath [ "timezone" ] "Europe/Uzhgorod" jsonData;
+    stateVersion = lib.attrsets.attrByPath [ "stateVersion" ] "22.05" jsonData;
     autoUpgrade = {
       enable = lib.attrsets.attrByPath [ "autoUpgrade" "enable" ] true jsonData;
       allowReboot = lib.attrsets.attrByPath [ "autoUpgrade" "allowReboot" ] true jsonData;