diff --git a/pkgs/oizys-nim/src/oizys/ignored.txt b/pkgs/oizys-nim/src/oizys/ignored.txt
index 7693d95..a9c558b 100644
--- a/pkgs/oizys-nim/src/oizys/ignored.txt
+++ b/pkgs/oizys-nim/src/oizys/ignored.txt
@@ -19,3 +19,4 @@ restic-gdrive
 gitea
 lock
 code
+comma-with-db
diff --git a/pkgs/oizys-nim/src/oizys/nix.nim b/pkgs/oizys-nim/src/oizys/nix.nim
index b49bcbc..68a0364 100644
--- a/pkgs/oizys-nim/src/oizys/nix.nim
+++ b/pkgs/oizys-nim/src/oizys/nix.nim
@@ -23,10 +23,10 @@ const nixosSubcmds* =
   repl build-vm build-vm-with-bootloader list-generations""".splitWhitespace()
 
 proc nixosRebuild*(subcmd: string, rest: seq[string] = @[]) =
-  var cmd = fmt"sudo nixos-rebuild {subcmd} --flake {getFlake()} --log-format multiline"
   if getHosts().len > 1:
     error "nixos-rebuild only supports one host"
     quit QuitFailure
+  var cmd = fmt"sudo nixos-rebuild {subcmd} --flake {getFlake()} --log-format multiline"
   cmd.addArgs rest
   quitWithCmd cmd
 
@@ -217,7 +217,7 @@ proc nixBuildHostDry*(minimal: bool, rest: seq[string]) =
   cmd.addArg "--dry-run"
   cmd.addArgs rest
   let (_, err) =
-    runCmdCaptWithSpinner(cmd, "evaluating derivation for: " & getHosts().join(" "))
+    runCmdCaptWithSpinner(cmd, "evaluating derivation for: " & getHosts().join(" "), {CaptStderr})
   let output = parseDryRunOutput err
   display output