diff --git a/lib/polar/globals.ex b/lib/polar/globals.ex
index fb58ca3..eb9a7cd 100644
--- a/lib/polar/globals.ex
+++ b/lib/polar/globals.ex
@@ -1,2 +1,25 @@
 defmodule Polar.Globals do
+  alias Polar.Repo
+  alias Polar.Globals.Basic
+  alias Polar.Globals.Setting
+
+  @defaults %{
+    "basic" => Basic
+  }
+
+  def get(key) do
+    Setting
+    |> Repo.get_by(key: key)
+    |> case do
+      nil ->
+        module = Map.fetch!(@defaults, key)
+
+        struct(module, %{})
+
+      %Setting{value: value} ->
+        module = Map.fetch!(@defaults, key)
+
+        module.parse!(value)
+    end
+  end
 end
diff --git a/lib/polar/globals/basic.ex b/lib/polar/globals/basic.ex
new file mode 100644
index 0000000..5001c99
--- /dev/null
+++ b/lib/polar/globals/basic.ex
@@ -0,0 +1,24 @@
+defmodule Polar.Globals.Basic do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  @primary_key false
+
+  embedded_schema do
+    field :enable_registration, :boolean, default: true
+    field :versions_per_product, :integer, default: 1
+  end
+
+  def changeset(basic, attrs \\ %{}) do
+    basic
+    |> cast(attrs, [:enable_registration, :versions_per_product])
+    |> validate_required([:enable_registration, :versions_per_product])
+    |> validate_number(:versions_per_product, less_than_or_equal_to: 3)
+  end
+
+  def parse(value) do
+    %__MODULE__{}
+    |> changeset(value)
+    |> apply_action!(:insert)
+  end
+end
diff --git a/lib/polar/globals/setting.ex b/lib/polar/globals/setting.ex
index 1e8eeaf..d885dde 100644
--- a/lib/polar/globals/setting.ex
+++ b/lib/polar/globals/setting.ex
@@ -14,5 +14,6 @@ defmodule Polar.Globals.Setting do
     setting
     |> cast(attrs, [:key, :value])
     |> validate_required([:key, :value])
+    |> validate_inclusion(:key, ["basic"])
   end
 end
diff --git a/lib/polar/streams/version/manager.ex b/lib/polar/streams/version/manager.ex
index bc333b7..6a12796 100644
--- a/lib/polar/streams/version/manager.ex
+++ b/lib/polar/streams/version/manager.ex
@@ -1,10 +1,37 @@
 defmodule Polar.Streams.Version.Manager do
   alias Polar.Repo
+  alias Polar.Globals
   alias Polar.Streams.Version
 
+  import Ecto.Query, only: [from: 2]
+
   def create(product, attrs) do
     %Version{product_id: product.id}
     |> Version.changeset(attrs)
     |> Repo.insert()
+    |> case do
+      {:ok, version} = result ->
+        bot = Polar.Accounts.Automation.get_bot!()
+
+        basic_setting = Globals.get("basic")
+
+        from(
+          v in Version,
+          where:
+            v.product_id == ^version.product_id and
+              v.current_state == ^"active",
+          offset: ^basic_setting.versions_per_product,
+          order_by: [desc: :inserted_at]
+        )
+        |> Repo.all()
+        |> Enum.each(fn v ->
+          Eventful.Transit.perform(v, bot, "deactivate")
+        end)
+
+        result
+
+      error ->
+        error
+    end
   end
 end
diff --git a/test/polar/streams/item/manager_test.exs b/test/polar/streams/item/manager_test.exs
index 8b8e189..7b0eddc 100644
--- a/test/polar/streams/item/manager_test.exs
+++ b/test/polar/streams/item/manager_test.exs
@@ -12,6 +12,10 @@ defmodule Polar.Streams.Item.ManagerTest do
   setup do
     user = user_fixture()
 
+    password = Accounts.generate_automation_password()
+
+    _bot = bot_fixture(%{password: password})
+
     {:ok, space} = Accounts.create_space(user, %{name: "test-item-increment"})
 
     {:ok, credential} =
diff --git a/test/polar/streams/product/manager_test.exs b/test/polar/streams/product/manager_test.exs
index 475c14d..da1d6a9 100644
--- a/test/polar/streams/product/manager_test.exs
+++ b/test/polar/streams/product/manager_test.exs
@@ -1,11 +1,21 @@
 defmodule Polar.Streams.Product.ManagerTest do
   use Polar.DataCase, async: true
 
+  alias Polar.Accounts
   alias Polar.Streams
   alias Polar.Streams.Product
 
+  import Polar.AccountsFixtures
   import Polar.StreamsFixtures
 
+  setup do
+    password = Accounts.generate_automation_password()
+
+    _bot = bot_fixture(%{password: password})
+
+    :ok
+  end
+
   describe "filter" do
     setup do
       {:ok, %Product{} = without_active_versions} =
diff --git a/test/polar/streams/version/manager_test.exs b/test/polar/streams/version/manager_test.exs
index 882b09c..849b49f 100644
--- a/test/polar/streams/version/manager_test.exs
+++ b/test/polar/streams/version/manager_test.exs
@@ -2,8 +2,15 @@ defmodule Polar.Streams.Version.ManagerTest do
   use Polar.DataCase, async: true
 
   alias Polar.Streams
+  alias Polar.Accounts
+
+  import Polar.AccountsFixtures
 
   setup do
+    password = Accounts.generate_automation_password()
+
+    _bot = bot_fixture(%{password: password})
+
     {:ok, product} =
       Streams.create_product(%{
         aliases: ["alpine/3.19", "alpine/3.19/default"],
@@ -24,7 +31,7 @@ defmodule Polar.Streams.Version.ManagerTest do
     test "can successfully create new version", %{product: product} do
       assert {:ok, _version} =
                Streams.create_version(product, %{
-                 serial: "20240209_13:00",
+                 serial: "20240209-2",
                  items: [
                    %{
                      name: "lxd.tar.gz",
@@ -51,4 +58,75 @@ defmodule Polar.Streams.Version.ManagerTest do
                })
     end
   end
+
+  describe "deactivate old version on create" do
+    setup %{product: product} do
+      {:ok, version} =
+        Streams.create_version(product, %{
+          serial: "20240209-2",
+          items: [
+            %{
+              name: "lxd.tar.gz",
+              file_type: "lxd.tar.gz",
+              hash: "35363f3d086271ed5402d61ab18ec03987bed51758c00079b8c9d372ff6d62dd",
+              size: 876,
+              is_metadata: true,
+              path: "images/alpine/edge/amd64/default/20240209_13:00/incus.tar.xz",
+              combined_hashes: [
+                %{
+                  name: "combined_squashfs_sha256",
+                  hash: "a9f02be498bf52b7bac7b5b1cfceb115878d257ad86a359a969e61fbd4bfe0bf"
+                }
+              ]
+            },
+            %{
+              name: "root.squashfs",
+              file_type: "squashfs",
+              hash: "47cc4070da1bf17d8364c390…3603f4ed7e9e46582e690d2",
+              size: 2_982_800,
+              path: "images/alpine/edge/amd64/default/20240209_13:00/rootfs.tar.xz"
+            }
+          ]
+        })
+
+      %{existing_version: version}
+    end
+
+    test "creating a new version deactivates old versions", %{
+      product: product,
+      existing_version: existing_version
+    } do
+      assert {:ok, _version} =
+               Streams.create_version(product, %{
+                 serial: "20240209-3",
+                 items: [
+                   %{
+                     name: "lxd.tar.gz",
+                     file_type: "lxd.tar.gz",
+                     hash: "35363f3d086271ed5402d61ab18ec03987bed51758c00079b8c9d372ff6d62aa",
+                     size: 876,
+                     is_metadata: true,
+                     path: "images/alpine/edge/amd64/default/20240209_13:00/incus.tar.xz",
+                     combined_hashes: [
+                       %{
+                         name: "combined_squashfs_sha256",
+                         hash: "a9f02be498bf52b7bac7b5b1cfceb115878d257ad86a359a969e61fbd4bfe0aa"
+                       }
+                     ]
+                   },
+                   %{
+                     name: "root.squashfs",
+                     file_type: "squashfs",
+                     hash: "47cc4070da1bf17d8364c390…3603f4ed7e9e46582e690aa",
+                     size: 2_982_800,
+                     path: "images/alpine/edge/amd64/default/20240209_13:00/rootfs.tar.xz"
+                   }
+                 ]
+               })
+
+      existing_version = Repo.reload(existing_version)
+
+      assert existing_version.current_state == "inactive"
+    end
+  end
 end
diff --git a/test/polar/streams/version/transitions_test.exs b/test/polar/streams/version/transitions_test.exs
index 2577bca..e973675 100644
--- a/test/polar/streams/version/transitions_test.exs
+++ b/test/polar/streams/version/transitions_test.exs
@@ -1,6 +1,7 @@
 defmodule Polar.Streams.Version.TransitionsTest do
   use Polar.DataCase, async: true
 
+  alias Polar.Accounts
   alias Polar.Streams
 
   import Polar.AccountsFixtures
@@ -8,6 +9,10 @@ defmodule Polar.Streams.Version.TransitionsTest do
   setup do
     user = user_fixture()
 
+    password = Accounts.generate_automation_password()
+
+    _bot = bot_fixture(%{password: password})
+
     {:ok, product} =
       Streams.create_product(%{
         aliases: ["alpine/3.19", "alpine/3.19/default"],
diff --git a/test/polar_web/controllers/stream_controller_test.exs b/test/polar_web/controllers/stream_controller_test.exs
index 0fffe85..d141fb3 100644
--- a/test/polar_web/controllers/stream_controller_test.exs
+++ b/test/polar_web/controllers/stream_controller_test.exs
@@ -10,6 +10,10 @@ defmodule PolarWeb.StreamControllerTest do
   setup do
     user = user_fixture()
 
+    password = Accounts.generate_automation_password()
+
+    _bot = bot_fixture(%{password: password})
+
     {:ok, space} = Accounts.create_space(user, %{name: "some-test-123"})
 
     {:ok, credential} =
diff --git a/test/polar_web/live/root_live_test.exs b/test/polar_web/live/root_live_test.exs
index cab257d..b8e16f9 100644
--- a/test/polar_web/live/root_live_test.exs
+++ b/test/polar_web/live/root_live_test.exs
@@ -11,6 +11,10 @@ defmodule PolarWeb.RootLiveTest do
   setup do
     user = user_fixture()
 
+    password = Accounts.generate_automation_password()
+
+    _bot = bot_fixture(%{password: password})
+
     {:ok, space} = Accounts.create_space(user, %{name: "some-test-123"})
 
     {:ok, credential} =