diff --git a/morph/make-testing.nix b/morph/make-testing.nix
index 2c3a9d1c96d7084d809ddcecb64ce90e430aa736..77ba053a57a144d3d1fb3950d06fee76c71f35aa 100644
--- a/morph/make-testing.nix
+++ b/morph/make-testing.nix
@@ -1,4 +1,4 @@
-{ publicIPv4, hardware, publicStoragePort, ristrettoSigningKeyPath, ... }: rec {
+{ publicIPv4, hardware, publicStoragePort, ristrettoSigningKeyPath, stateVersion, ... }: rec {
 
   deployment = {
     secrets = {
@@ -27,4 +27,6 @@
     inherit publicStoragePort;
     ristrettoSigningKeyPath = deployment.secrets.ristretto-signing-key.destination;
   };
+
+  system.stateVersion = stateVersion;
 }
diff --git a/morph/testing-grid.nix b/morph/testing-grid.nix
index 77c9574f339837a0dbbe5bdd46b3fde2b097806d..9ff17e513c87366db43997759aed5bef780a672f 100644
--- a/morph/testing-grid.nix
+++ b/morph/testing-grid.nix
@@ -13,6 +13,7 @@ import ./make-grid.nix {
     "3.120.26.190" = import ./make-testing.nix (cfg // {
       publicIPv4 = "3.120.26.190";
       hardware = ./testing001-hardware.nix;
+      stateVersion = "19.03";
     });
   };
 }