diff --git a/nixos/systems/omen/microvm.nix b/nixos/systems/omen/microvm.nix
index eca3300..d789602 100644
--- a/nixos/systems/omen/microvm.nix
+++ b/nixos/systems/omen/microvm.nix
@@ -87,6 +87,8 @@
         enable = true;
         settings.PermitRootLogin = "yes";
       };
+
+      system.stateVersion = "23.05";
     };
   };
 }