diff --git a/CHANGELOG.md b/CHANGELOG.md
index bda50cc9..7783b9c4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 <!-- changelog -->
 
+## [v1.81.2](https://github.com/wanderer-industries/wanderer/compare/v1.81.1...v1.81.2) (2025-10-07)
+
+
+
+
+### Bug Fixes:
+
+* api dropping custom name
+
 ## [v1.81.1](https://github.com/wanderer-industries/wanderer/compare/v1.81.0...v1.81.1) (2025-10-02)
 
 
diff --git a/lib/wanderer_app_web/controllers/map_system_api_controller.ex b/lib/wanderer_app_web/controllers/map_system_api_controller.ex
index 07543519..c9e25b8d 100644
--- a/lib/wanderer_app_web/controllers/map_system_api_controller.ex
+++ b/lib/wanderer_app_web/controllers/map_system_api_controller.ex
@@ -80,6 +80,11 @@ defmodule WandererAppWeb.MapSystemAPIController do
     properties: %{
       solar_system_id: %Schema{type: :integer, description: "EVE solar system ID"},
       solar_system_name: %Schema{type: :string, description: "EVE solar system name"},
+      custom_name: %Schema{
+        type: :string,
+        nullable: true,
+        description: "Custom name for the system"
+      },
       position_x: %Schema{type: :integer, description: "X coordinate"},
       position_y: %Schema{type: :integer, description: "Y coordinate"},
       status: %Schema{
@@ -98,6 +103,7 @@ defmodule WandererAppWeb.MapSystemAPIController do
     example: %{
       solar_system_id: 30_000_142,
       solar_system_name: "Jita",
+      custom_name: "Trade Hub",
       position_x: 100,
       position_y: 200,
       visible: true,
@@ -113,6 +119,11 @@ defmodule WandererAppWeb.MapSystemAPIController do
         description: "EVE solar system name",
         nullable: true
       },
+      custom_name: %Schema{
+        type: :string,
+        nullable: true,
+        description: "Custom name for the system"
+      },
       position_x: %Schema{type: :integer, description: "X coordinate", nullable: true},
       position_y: %Schema{type: :integer, description: "Y coordinate", nullable: true},
       status: %Schema{
@@ -130,6 +141,7 @@ defmodule WandererAppWeb.MapSystemAPIController do
     },
     example: %{
       solar_system_name: "Jita",
+      custom_name: "Trade Hub",
       position_x: 101,
       position_y: 202,
       visible: false,
diff --git a/lib/wanderer_app_web/helpers/api_utils.ex b/lib/wanderer_app_web/helpers/api_utils.ex
index 3b4db3a9..474a1b11 100644
--- a/lib/wanderer_app_web/helpers/api_utils.ex
+++ b/lib/wanderer_app_web/helpers/api_utils.ex
@@ -118,6 +118,7 @@ defmodule WandererAppWeb.Helpers.APIUtils do
 
     optional = [
       "solar_system_name",
+      "custom_name",
       "position_x",
       "position_y",
       "coordinates",
@@ -151,6 +152,7 @@ defmodule WandererAppWeb.Helpers.APIUtils do
   def extract_update_params(params) when is_map(params) do
     allowed = [
       "solar_system_name",
+      "custom_name",
       "position_x",
       "position_y",
       "coordinates",
diff --git a/mix.exs b/mix.exs
index 6ced3e23..f634d901 100644
--- a/mix.exs
+++ b/mix.exs
@@ -3,7 +3,7 @@ defmodule WandererApp.MixProject do
 
   @source_url "https://github.com/wanderer-industries/wanderer"
 
-  @version "1.81.1"
+  @version "1.81.2"
 
   def project do
     [
diff --git a/test/integration/map_system_api_controller_success_test.exs b/test/integration/map_system_api_controller_success_test.exs
index d0e36e60..81e6b60b 100644
--- a/test/integration/map_system_api_controller_success_test.exs
+++ b/test/integration/map_system_api_controller_success_test.exs
@@ -127,6 +127,31 @@ defmodule WandererAppWeb.MapSystemAPIControllerSuccessTest do
       assert updated_system["position_y"] == 400.0
     end
 
+    test "UPDATE: successfully updates custom_name", %{conn: conn, map: map} do
+      system =
+        insert(:map_system, %{
+          map_id: map.id,
+          solar_system_id: 30_000_142,
+          name: "Jita",
+          position_x: 100,
+          position_y: 200
+        })
+
+      update_params = %{
+        "custom_name" => "My Trade Hub"
+      }
+
+      conn = put(conn, ~p"/api/maps/#{map.slug}/systems/#{system.id}", update_params)
+
+      response = json_response(conn, 200)
+
+      assert %{
+               "data" => updated_system
+             } = response
+
+      assert updated_system["custom_name"] == "My Trade Hub"
+    end
+
     test "DELETE: successfully deletes a system", %{conn: conn, map: map} do
       system =
         insert(:map_system, %{