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-rw-r--r--nixos/modules/services/misc/nix-optimise.nix4
-rw-r--r--nixos/modules/virtualisation/container-config.nix1
2 files changed, 3 insertions, 2 deletions
diff --git a/nixos/modules/services/misc/nix-optimise.nix b/nixos/modules/services/misc/nix-optimise.nix
index 416529f690e..e02026d5f76 100644
--- a/nixos/modules/services/misc/nix-optimise.nix
+++ b/nixos/modules/services/misc/nix-optimise.nix
@@ -40,8 +40,8 @@ in
 
     systemd.services.nix-optimise =
       { description = "Nix Store Optimiser";
-        # No point running it inside a nixos-container. It should be on the host instead.
-        unitConfig.ConditionVirtualization = "!container";
+        # No point this if the nix daemon (and thus the nix store) is outside
+        unitConfig.ConditionPathIsReadWrite = "/nix/var/nix/daemon-socket";
         serviceConfig.ExecStart = "${config.nix.package}/bin/nix-store --optimise";
         startAt = optionals cfg.automatic cfg.dates;
       };
diff --git a/nixos/modules/virtualisation/container-config.nix b/nixos/modules/virtualisation/container-config.nix
index 604fb8a7593..f7a37d8c9f3 100644
--- a/nixos/modules/virtualisation/container-config.nix
+++ b/nixos/modules/virtualisation/container-config.nix
@@ -7,6 +7,7 @@ with lib;
   config = mkIf config.boot.isContainer {
 
     # Disable some features that are not useful in a container.
+    nix.optimise.automatic = mkDefault false; # the store is host managed
     services.udisks2.enable = mkDefault false;
     powerManagement.enable = mkDefault false;