diff --git a/hosts/common/default.nix b/hosts/common/default.nix
index 56fba0f9..83541d9a 100644
--- a/hosts/common/default.nix
+++ b/hosts/common/default.nix
@@ -16,6 +16,7 @@
     ./secrets.nix
     ./ssh.nix
     ./users
+    ./warnings.nix
   ];
 
   sane.nixcache.enable-trusted-keys = true;
diff --git a/hosts/common/warnings.nix b/hosts/common/warnings.nix
new file mode 100644
index 00000000..4a40be0a
--- /dev/null
+++ b/hosts/common/warnings.nix
@@ -0,0 +1,13 @@
+{ lib, ... }:
+let
+  ignored = [
+    "The user 'colin' has multiple of the options\n`hashedPassword`, `password`, `hashedPasswordFile`, `initialPassword`\n& `initialHashedPassword` set to a non-null value.\nThe options silently discard others by the order of precedence\ngiven above which can lead to surprising results. To resolve this warning,\nset at most one of the options above to a non-`null` value.\n"
+  ];
+in
+{
+  options = {
+    warnings = lib.mkOption {
+      apply = builtins.filter (w: !(builtins.elem w ignored));
+    };
+  };
+}