diff --git a/src/App.svelte b/src/App.svelte
index 0b4f082..b724017 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -1,5 +1,5 @@
 <script>
-  console.log("app started with base url " + config.endpoint);
+  import { apikey, api_endpoint, lang, page } from "./store.js";
   import { addMessages, init } from "svelte-i18n";
   import en from "./locales/en.json";
   import de from "./locales/de.json";
@@ -11,13 +11,13 @@
   import Scanner from "./Scanner.svelte";
   import Login from "./Login.svelte";
   import Settings from "./Settings.svelte";
-  import { apikey, lang, page } from "./store.js";
   $: is_configured = $apikey && $apikey !== "null" && $apikey !== "";
   $: settings_open = $page === "settings";
   init({
     fallbackLocale: "en-US",
     initialLocale: $lang,
   });
+  console.log("app started with base url " + $api_endpoint);
 </script>
 
 {#if settings_open && is_configured}
diff --git a/src/Login.svelte b/src/Login.svelte
index 5ddba29..89cf4b5 100644
--- a/src/Login.svelte
+++ b/src/Login.svelte
@@ -1,16 +1,27 @@
 <script>
-  import { apikey, lang, stationinfo } from "./store.js";
+  import { apikey, lang, stationinfo, api_endpoint } from "./store.js";
   import axios from "axios";
   import { _, locale } from "svelte-i18n";
   let token;
+  let api_endpoint_input;
   $: error = false;
   $: errormessage = "";
   $: isTokenValid =
     token?.length === 44 &&
     token.split(".")[0].length === 7 &&
     isUUID(token.split(".")[1]);
-  function isLocale(l) {
-    return $locale == l;
+  $: isEndpointValid = validURL(api_endpoint_input);
+  function validURL(str) {
+    var pattern = new RegExp(
+      "^(https?:\\/\\/)?" + // protocol
+        "((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|" + // domain name
+        "((\\d{1,3}\\.){3}\\d{1,3}))" + // OR ip (v4) address
+        "(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*" + // port and path
+        "(\\?[;&a-z\\d%_.~+=-]*)?" + // query string
+        "(\\#[-a-z\\d_]*)?$",
+      "i"
+    ); // fragment locator
+    return !!pattern.test(str);
   }
   function isUUID(uuid) {
     let s = "" + uuid;
@@ -71,57 +82,96 @@
           </div>
         {/if}
       {/if}
-
-      <form
-        class="flex flex-col pt-3 md:pt-8"
-        onsubmit="event.preventDefault();"
-        on:submit={() => {
-          axios
-            .request({
-              method: "GET",
-              url: config.endpoint + "api/stations/me",
-              headers: { Authorization: "Bearer " + token },
-            })
-            .then(function (response) {
-              error = false;
-              errormessage = "";
-              apikey.set(token);
-              stationinfo.set(JSON.stringify(response.data));
-            })
-            .catch(function (e) {
-              error = true;
-              errormessage = e.response.data.short;
-            });
-        }}
-      >
-        <div class="flex flex-col pt-4">
-          <label for="token" class="text-lg">{$_("client_token")}</label>
-          <input
-            type="text"
-            id="token"
-            placeholder={$_("client_token")}
-            bind:value={token}
-            class:border-red-500={!isTokenValid}
-            class:border-solid={!isTokenValid}
-            class:border-3={!isTokenValid}
-            class="shadow appearance-none border rounded w-full py-2 px-3 text-gray-700 mt-1 leading-tight focus:outline-none focus:shadow-outline"
-          />
-        </div>
-        {#if !isTokenValid}
-          <span class="text-sm"
-            >{$_("please_provide_a_valid_client_token")}</span
-          >
-        {/if}
-        <button
-          disabled={!isTokenValid}
-          class:cursor-pointer={isTokenValid}
-          class:opacity-50={!isTokenValid}
-          id="configure"
-          type="submit"
-          class="bg-black text-white font-bold text-lg hover:bg-gray-700 p-2 mt-8 hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-black"
-          >{$_("configure")}</button
+      {#if $api_endpoint}
+        <form
+          class="flex flex-col pt-3 md:pt-8"
+          onsubmit="event.preventDefault();"
+          on:submit={() => {
+            axios
+              .request({
+                method: "GET",
+                url: $api_endpoint + "api/stations/me",
+                headers: { Authorization: "Bearer " + token },
+              })
+              .then(function (response) {
+                error = false;
+                errormessage = "";
+                apikey.set(token);
+                stationinfo.set(JSON.stringify(response.data));
+              })
+              .catch(function (e) {
+                error = true;
+                errormessage = e.response.data.short;
+              });
+          }}
         >
-      </form>
+          <div class="flex flex-col pt-4">
+            <label for="token" class="text-lg">{$_("client_token")}</label>
+            <input
+              type="text"
+              id="token"
+              placeholder={$_("client_token")}
+              bind:value={token}
+              class:border-red-500={!isTokenValid}
+              class:border-solid={!isTokenValid}
+              class:border-3={!isTokenValid}
+              class="shadow appearance-none border rounded w-full py-2 px-3 text-gray-700 mt-1 leading-tight focus:outline-none focus:shadow-outline"
+            />
+          </div>
+          {#if !isTokenValid}
+            <span class="text-sm"
+              >{$_("please_provide_a_valid_client_token")}</span
+            >
+          {/if}
+          <button
+            disabled={!isTokenValid}
+            class:cursor-pointer={isTokenValid}
+            class:opacity-50={!isTokenValid}
+            id="configure"
+            type="submit"
+            class="bg-black text-white font-bold text-lg hover:bg-gray-700 p-2 mt-8 hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-black"
+            >{$_("configure")}</button
+          >
+        </form>
+      {:else}
+        <form
+          class="flex flex-col pt-3 md:pt-8"
+          onsubmit="event.preventDefault();"
+          on:submit={() => {
+            api_endpoint.set(api_endpoint_input);
+          }}
+        >
+          <div class="flex flex-col pt-4">
+            <label for="api_endpoint" class="text-lg"
+              >{$_("api_endpoint")}</label
+            >
+            <input
+              type="text"
+              id="api_endpoint"
+              placeholder={$_("api_endpoint")}
+              bind:value={api_endpoint_input}
+              class:border-red-500={!isEndpointValid}
+              class:border-solid={!isEndpointValid}
+              class:border-3={!isEndpointValid}
+              class="shadow appearance-none border rounded w-full py-2 px-3 text-gray-700 mt-1 leading-tight focus:outline-none focus:shadow-outline"
+            />
+          </div>
+          {#if !isEndpointValid}
+            <span class="text-sm"
+              >{$_("please_provide_a_valid_client_api_endpoint")}</span
+            >
+          {/if}
+          <button
+            disabled={!isEndpointValid}
+            class:cursor-pointer={isEndpointValid}
+            class:opacity-50={!isEndpointValid}
+            id="configure"
+            type="submit"
+            class="bg-black text-white font-bold text-lg hover:bg-gray-700 p-2 mt-8 hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-black"
+            >{$_("configure")}</button
+          >
+        </form>
+      {/if}
       <div class="text-center pt-12 pb-12">
         <p>
           <svg
diff --git a/src/Scanner.svelte b/src/Scanner.svelte
index 2e4d947..3b92031 100644
--- a/src/Scanner.svelte
+++ b/src/Scanner.svelte
@@ -1,7 +1,7 @@
 <script>
   import axios from "axios";
   import { _ } from "svelte-i18n";
-  import { apikey, page, stationinfo } from "./store.js";
+  import { apikey, api_endpoint, page, stationinfo } from "./store.js";
   function init(el) {
     el.focus();
   }
@@ -64,7 +64,7 @@
             axios
               .request({
                 method: "POST",
-                url: config.endpoint + "api/scans/trackscans",
+                url: $api_endpoint + "api/scans/trackscans",
                 headers: { Authorization: "Bearer " + $apikey },
                 data: { card },
               })
diff --git a/src/Settings.svelte b/src/Settings.svelte
index 0e8476d..5e8e6a9 100644
--- a/src/Settings.svelte
+++ b/src/Settings.svelte
@@ -1,7 +1,7 @@
 <script>
   import { _ } from "svelte-i18n";
 
-  import { apikey, lang, page, stationinfo } from "./store.js";
+  import { apikey, api_endpoint, lang, page, stationinfo } from "./store.js";
 </script>
 
 <div class="p-5 min-h-screen">
@@ -103,6 +103,7 @@
   <button
     on:click={() => {
       apikey.set("");
+      api_endpoint.set("");
       page.set("");
     }}
     class="w-full py-3 bg-black text-white focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-black"
diff --git a/src/locales/de.json b/src/locales/de.json
index ea1018c..f97b292 100644
--- a/src/locales/de.json
+++ b/src/locales/de.json
@@ -1,4 +1,5 @@
 {
+    "api_endpoint": "API-Endpunkt",
     "api_key": "API Key",
     "back_to_scanner": "Zurück zum Scanner",
     "client_token": "Client Token",
@@ -9,6 +10,7 @@
     "log_out_from_this_client": "Von diesem Scanner abmelden",
     "minimum_lap_time": "minimale Rundenzeit",
     "please_check_your_token_and_try_again": "Bitte überprüfe den Token und versuche es erneut...",
+    "please_provide_a_valid_client_api_endpoint": "Bitte gebe einen gültigen API-Endpunkt an ...",
     "please_provide_a_valid_client_token": "Bitte gebe einen gültigen Client-Token an ...",
     "please_provide_the_scan_client_token": "Bitte gebe den Scan-Client-Token an.",
     "please_scan_a_card": "Bitte scanne eine Karte ...",
diff --git a/src/locales/en.json b/src/locales/en.json
index 570495d..a07c7f4 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -1,4 +1,5 @@
 {
+    "api_endpoint": "API Endpoint",
     "api_key": "API Key",
     "back_to_scanner": "Back to Scanner",
     "client_token": "Client Token",
@@ -9,6 +10,7 @@
     "log_out_from_this_client": "Log Out from this Client",
     "minimum_lap_time": "minimum lap time",
     "please_check_your_token_and_try_again": "Please check your token and try again...",
+    "please_provide_a_valid_client_api_endpoint": "Please provide a valid api endpoint...",
     "please_provide_a_valid_client_token": "Please provide a valid client token...",
     "please_provide_the_scan_client_token": "Please provide the scan client token.",
     "please_scan_a_card": "please scan a card...",
diff --git a/src/store.js b/src/store.js
index 7bfa4d9..d45edec 100644
--- a/src/store.js
+++ b/src/store.js
@@ -1,5 +1,10 @@
 import { writable } from 'svelte/store';
 
+const stored_api_endpoint = localStorage.getItem('api_endpoint')||"";
+export const api_endpoint = writable(stored_api_endpoint);
+api_endpoint.subscribe((value) => {
+	localStorage.setItem('api_endpoint', value);
+});
 const stored_apikey = localStorage.getItem('apikey');
 export const apikey = writable(stored_apikey);
 apikey.subscribe((value) => {