diff --git a/nixos/modules/virtualisation/containers.nix b/nixos/modules/virtualisation/containers.nix
index 65620dd3935b..f5f8a16282d4 100644
--- a/nixos/modules/virtualisation/containers.nix
+++ b/nixos/modules/virtualisation/containers.nix
@@ -53,13 +53,6 @@ in
 
     storage.settings = mkOption {
       type = toml.type;
-      default = {
-        storage = {
-          driver = "overlay";
-          graphroot = "/var/lib/containers/storage";
-          runroot = "/run/containers/storage";
-        };
-      };
       description = "storage.conf configuration";
     };
 
@@ -124,6 +117,12 @@ in
       };
     };
 
+    virtualisation.containers.storage.settings.storage = {
+      driver = "overlay";
+      graphroot = "/var/lib/containers/storage";
+      runroot = "/run/containers/storage";
+    };
+
     environment.etc = {
       "containers/containers.conf".source =
         toml.generate "containers.conf" cfg.containersConf.settings;