diff --git a/flake.nix b/flake.nix
index 07f389c6..3500062a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -427,6 +427,7 @@
         gnunet = nixosSystem' {
           modules = [
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
             ./hosts/gnunet
           ];
         };
@@ -475,6 +476,7 @@
         leoncloud = nixosSystem' {
           modules = [
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
             ./hosts/leoncloud
           ];
         };
@@ -530,6 +532,7 @@
             }
             ./hosts/mucbot
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
           ];
         };
 
@@ -573,6 +576,7 @@
         owncast = nixosSystem' {
           modules = [
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
             ./hosts/owncast
           ];
         };
@@ -580,6 +584,7 @@
         oxigraph = nixosSystem' {
           modules = [
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
             ./hosts/oxigraph
           ];
         };
@@ -669,6 +674,7 @@
         sdrweb = nixosSystem' {
           modules = [
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
             {
               # TODO: migrate to sops
               nixpkgs.overlays = [ secrets.overlays.mucbot ];
@@ -723,6 +729,7 @@
         sshlog = nixosSystem' {
           modules = [
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
             sshlogd.nixosModule
             ./hosts/sshlog
           ];
@@ -731,6 +738,7 @@
         stream = nixosSystem' {
           modules = [
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
             ./hosts/stream
           ];
         };
@@ -746,6 +754,7 @@
         tmppleroma = nixosSystem' {
           modules = [
             self.nixosModules.cluster-options
+            self.nixosModules.microvm-defaults
             sshlogd.nixosModule
             ./hosts/tmppleroma
           ];
@@ -778,6 +787,7 @@
         cluster = ./modules/cluster;
         cluster-options = deployment.nixosModules.deployment-options;
         cluster-network = ./modules/cluster/network.nix;
+        microvm-defaults = ./modules/microvm-defaults.nix;
         microvm.imports = [
           microvm.nixosModules.microvm
           ./modules/microvm.nix
diff --git a/modules/microvm-defaults.nix b/modules/microvm-defaults.nix
new file mode 100644
index 00000000..585118e5
--- /dev/null
+++ b/modules/microvm-defaults.nix
@@ -0,0 +1,12 @@
+# No MicroVM settings but some defaults that enable evaulating NixOS
+# configurations that are destined to be used on Skyflake
+
+{ lib, ... }:
+
+{
+  fileSystems."/" = lib.mkDefault {
+    fsType = "tmpfs";
+  };
+
+  boot.loader.grub.enable = false;
+}