diff --git a/hosts/mobilizon/default.nix b/hosts/mobilizon/default.nix
index d69dbcea..8dec9874 100644
--- a/hosts/mobilizon/default.nix
+++ b/hosts/mobilizon/default.nix
@@ -4,8 +4,8 @@
   c3d2.deployment = {
     server = "server10";
     mounts = [ "etc" "home" "var"];
-    mem = 2048;
   };
+  microvm.mem = 2048;
   system.stateVersion = "22.05";
   networking = {
     hostName = "mobilizon";
diff --git a/hosts/oparl/default.nix b/hosts/oparl/default.nix
index 0d373ad2..fd741dc6 100644
--- a/hosts/oparl/default.nix
+++ b/hosts/oparl/default.nix
@@ -7,8 +7,8 @@ in
   c3d2.deployment = {
     server = "server10";
     mounts = [ "etc" "home" "var"];
-    mem = 1024;
   };
+  microvm.mem = 1024;
 
   networking.hostName = "oparl";