diff --git a/config/runtime.exs b/config/runtime.exs
index add677a..3cbdcfd 100644
--- a/config/runtime.exs
+++ b/config/runtime.exs
@@ -14,6 +14,11 @@ config :logger, level: logger_level
 
 config :logger, :console, format: {Logger.Formatter, :format}
 
+cors_origin = System.get_env("CORS_ORIGIN", "*")
+
+config :cors_plug,
+  origin: cors_origin
+
 if System.get_env("PHX_SERVER") do
   config :customer_service, CustomerServiceWeb.Endpoint, server: true
 end
diff --git a/lib/customer_service_web/endpoint.ex b/lib/customer_service_web/endpoint.ex
index d608f90..b42bd29 100644
--- a/lib/customer_service_web/endpoint.ex
+++ b/lib/customer_service_web/endpoint.ex
@@ -45,6 +45,6 @@ defmodule CustomerServiceWeb.Endpoint do
   plug Plug.MethodOverride
   plug Plug.Head
   plug Plug.Session, @session_options
-  plug CORSPlug, origin: ["http://localhost:3000"]
+  plug CORSPlug
   plug CustomerServiceWeb.Router
 end
diff --git a/ops/chart/values.yaml b/ops/chart/values.yaml
index e9b4574..7f65223 100644
--- a/ops/chart/values.yaml
+++ b/ops/chart/values.yaml
@@ -44,6 +44,8 @@ controllers:
           LOG_LEVEL: info
           MIX_ENV: prod
           PORT: "8080"
+          CORS_ORIGIN:
+            value: "*"
           PHX_HOST: "0.0.0.0"
           PHX_SERVER: "true"
           DATABASE_URL: