diff --git a/nixos/tests/all-tests.nix b/nixos/tests/all-tests.nix
index d167ec0c90a5..7f48a36f8915 100644
--- a/nixos/tests/all-tests.nix
+++ b/nixos/tests/all-tests.nix
@@ -1168,15 +1168,27 @@ in
   octoprint = runTest ./octoprint.nix;
   oddjobd = handleTestOn [ "x86_64-linux" "aarch64-linux" ] ./oddjobd.nix { };
   odoo17 = runTest {
-    imports = [ ./odoo.nix ];
+    imports = [ ./odoo/single-process.nix ];
+    _module.args.package = pkgs.odoo17;
+  };
+  odoo17-multiprocess = runTest {
+    imports = [ ./odoo/multi-process.nix ];
     _module.args.package = pkgs.odoo17;
   };
   odoo18 = runTest {
-    imports = [ ./odoo.nix ];
+    imports = [ ./odoo/single-process.nix ];
+    _module.args.package = pkgs.odoo18;
+  };
+  odoo18-multiprocess = runTest {
+    imports = [ ./odoo/multi-process.nix ];
     _module.args.package = pkgs.odoo18;
   };
   odoo19 = runTest {
-    imports = [ ./odoo.nix ];
+    imports = [ ./odoo/single-process.nix ];
+    _module.args.package = pkgs.odoo19;
+  };
+  odoo19-multiprocess = runTest {
+    imports = [ ./odoo/multi-process.nix ];
     _module.args.package = pkgs.odoo19;
   };
   oh-my-zsh = runTest ./oh-my-zsh.nix;
diff --git a/nixos/tests/odoo/multi-process.nix b/nixos/tests/odoo/multi-process.nix
new file mode 100644
index 000000000000..f73a37a5c9a6
--- /dev/null
+++ b/nixos/tests/odoo/multi-process.nix
@@ -0,0 +1,39 @@
+{
+  package,
+  lib,
+  ...
+}:
+{
+  name = "odoo-multi-process";
+  meta.maintainers = with lib.maintainers; [
+    mkg20001
+    xanderio
+  ];
+
+  nodes.server = {
+    services.nginx = {
+      enable = true;
+      recommendedProxySettings = true;
+    };
+
+    services.odoo = {
+      enable = true;
+      package = package;
+      autoInit = true;
+      autoInitExtraFlags = [ "--without-demo=all" ];
+      domain = "localhost";
+      settings.options.workers = 2;
+    };
+  };
+
+  testScript = # python
+    ''
+      server.wait_for_unit("odoo.service")
+      server.wait_until_succeeds(
+        "test $(journalctl -u odoo | grep -o 'Worker WorkerHTTP ([[:digit:]]*) alive' | wc -l) = 2"
+      )
+      server.wait_until_succeeds("curl -s http://localhost:8069/web/database/selector | grep '<title>Odoo</title>'")
+      server.succeed("curl -s http://localhost/web/database/selector | grep '<title>Odoo</title>'")
+      server.succeed("curl http://localhost/web/database/manager | grep 'database manager has been disabled'")
+    '';
+}
diff --git a/nixos/tests/odoo.nix b/nixos/tests/odoo/single-process.nix
similarity index 86%
rename from nixos/tests/odoo.nix
rename to nixos/tests/odoo/single-process.nix
index 258b42ad1cd9..7658ae7a7b32 100644
--- a/nixos/tests/odoo.nix
+++ b/nixos/tests/odoo/single-process.nix
@@ -4,8 +4,11 @@
   ...
 }:
 {
-  name = "odoo";
-  meta.maintainers = with lib.maintainers; [ mkg20001 ];
+  name = "odoo-single-process";
+  meta.maintainers = with lib.maintainers; [
+    mkg20001
+    xanderio
+  ];
 
   nodes.server = {
     services.nginx = {
diff --git a/pkgs/by-name/od/odoo17/package.nix b/pkgs/by-name/od/odoo17/package.nix
index 8befd6786dbc..35cfcf46d281 100644
--- a/pkgs/by-name/od/odoo17/package.nix
+++ b/pkgs/by-name/od/odoo17/package.nix
@@ -118,7 +118,7 @@ python.pkgs.buildPythonApplication rec {
   passthru = {
     updateScript = ./update.sh;
     tests = {
-      inherit (nixosTests) odoo17;
+      inherit (nixosTests) odoo17 odoo17-multiprocess;
     };
   };
 
diff --git a/pkgs/by-name/od/odoo18/package.nix b/pkgs/by-name/od/odoo18/package.nix
index 40a0449d4d83..bb2e3174eda6 100644
--- a/pkgs/by-name/od/odoo18/package.nix
+++ b/pkgs/by-name/od/odoo18/package.nix
@@ -104,7 +104,7 @@ python.pkgs.buildPythonApplication rec {
   passthru = {
     updateScript = ./update.sh;
     tests = {
-      inherit (nixosTests) odoo18;
+      inherit (nixosTests) odoo18 odoo18-multiprocess;
     };
   };
 
diff --git a/pkgs/by-name/od/odoo19/package.nix b/pkgs/by-name/od/odoo19/package.nix
index 862a47b0bbc0..424d722b41dd 100644
--- a/pkgs/by-name/od/odoo19/package.nix
+++ b/pkgs/by-name/od/odoo19/package.nix
@@ -99,7 +99,7 @@ python.pkgs.buildPythonApplication rec {
   passthru = {
     updateScript = ./update.sh;
     tests = {
-      inherit (nixosTests) odoo19;
+      inherit (nixosTests) odoo19 odoo19-multiprocess;
     };
   };