diff --git a/html/header.html b/html/header.html
index b857990..3cf7470 100644
--- a/html/header.html
+++ b/html/header.html
@@ -15,6 +15,8 @@
 <script>
     window.pages = {
         "Base": "{{ .pages.Base }}",
+        "TrueBase": "{{ .pages.TrueBase }}",
+        "ExternalURI": "{{ .pages.ExternalURI }}",
         "Current": "{{ .pages.Current }}",
         "Admin": "{{ .pages.Admin }}",
         "MyAccount": "{{ .pages.MyAccount }}",
diff --git a/models.go b/models.go
index 144bfcf..5508589 100644
--- a/models.go
+++ b/models.go
@@ -485,5 +485,8 @@ type PagePaths struct {
 type PagePathsDTO struct {
 	PagePaths
 	// The subdirectory this bit of the app is hosted on (e.g. admin is usually on "/", myacc is usually on "/my/account")
-	Current string `json:"Current"`
+	Current     string `json:"Current"`
+	ExternalURI string `json:"ExternalURI"`
+	// The subdirectory the app is meant to be accessed from ("Reverse proxy subfolder")
+	TrueBase string `json:"TrueBase"`
 }
diff --git a/ts/admin.ts b/ts/admin.ts
index 925e58d..fd60a22 100644
--- a/ts/admin.ts
+++ b/ts/admin.ts
@@ -174,12 +174,12 @@ const defaultTab = tabs[0];
 window.tabs = new Tabs();
 
 for (let tab of tabs) {
-    window.tabs.addTab(tab.id, window.pages.Admin + "/" + tab.url, null, tab.reloader, tab.unloader || null);
+    window.tabs.addTab(tab.id, window.pages.Base + window.pages.Admin + "/" + tab.url, null, tab.reloader, tab.unloader || null);
 }
 
 let matchedTab = false
 for (const tab of tabs) {
-    if (window.location.pathname.startsWith(window.pages.Base + window.pages.Current + "/" + tab.url)) {
+    if (window.location.pathname.startsWith(window.pages.Current + "/" + tab.url)) {
         window.tabs.switch(tab.url, true);
         matchedTab = true;
     }
diff --git a/ts/modules/invites.ts b/ts/modules/invites.ts
index 3982ab5..3f8b722 100644
--- a/ts/modules/invites.ts
+++ b/ts/modules/invites.ts
@@ -4,6 +4,12 @@ import { reloadProfileNames }  from "../modules/profiles.js";
 
 declare var window: GlobalWindow;
 
+export const generateCodeLink = (code: string): string => {
+    // let codeLink = window.pages.Base + window.pages.Form + "/" + code;
+    let codeLink = window.pages.ExternalURI + window.pages.Form + "/" + code;
+    return codeLink;
+}
+
 class DOMInvite implements Invite {
     updateNotify = (checkbox: HTMLInputElement) => {
         let state: { [code: string]: { [type: string]: boolean } } = {};
@@ -63,7 +69,7 @@ class DOMInvite implements Invite {
     get code(): string { return this._code; }
     set code(code: string) {
         this._code = code;
-        this._codeLink = window.pages.Base + window.pages.Form + "/" + code;
+        this._codeLink = generateCodeLink(code);
         const linkEl = this._codeArea.querySelector("a") as HTMLAnchorElement;
         if (this.label == "") {
             linkEl.textContent = code.replace(/-/g, '-');
diff --git a/ts/typings/d.ts b/ts/typings/d.ts
index e0038ca..35afa55 100644
--- a/ts/typings/d.ts
+++ b/ts/typings/d.ts
@@ -13,14 +13,18 @@ interface ArrayConstructor {
 }
 
 declare interface PagePaths {
-    // The base subfolder the app is hosted on.
+    // The base subfolder the app is being accessed from.
     Base: string;
+    // The base subfolder the app is meant to be accessed from ("Reverse proxy subfolder")
+    TrueBase: string;
     // The subdirectory this bit of the app is hosted on (e.g. admin is usually on "/", myacc is usually on "/my/account")
     Current: string;
     // Those for other pages
     Admin: string;
     MyAccount: string;
     Form: string;
+    // The "External jfa-go URL"
+    ExternalURI: string;
 }
 
 declare interface GlobalWindow extends Window {
diff --git a/ts/user.ts b/ts/user.ts
index 63fc455..29d6e1d 100644
--- a/ts/user.ts
+++ b/ts/user.ts
@@ -6,6 +6,7 @@ import { Login } from "./modules/login.js";
 import { Discord, Telegram, Matrix, ServiceConfiguration, MatrixConfiguration } from "./modules/account-linking.js";
 import { Validator, ValidatorConf, ValidatorRespDTO } from "./modules/validator.js";
 import { PageManager } from "./modules/pages.js";
+import { generateCodeLink } from "./modules/invites.js";
 
 interface userWindow extends GlobalWindow {
     jellyfinID: string;
@@ -305,14 +306,15 @@ class ReferralCard {
         this._code = c;
        
 
-        let u = new URL(window.location.href);
-        const path = window.pages.Base + window.pages.Form + "/" + this._code;
-        
-        u.pathname = path;
-        u.hash = "";
-        u.search = "";
+        // let u = new URL(window.location.href);
+        // const path = window.pages.Base + window.pages.Form + "/" + this._code;
+        // 
+        // u.pathname = path;
+        // u.hash = "";
+        // u.search = "";
     
-        this._url = u.toString();
+        // this._url = u.toString();
+        this._url = generateCodeLink(this._code);
     }
 
     get remaining_uses(): number { return this._remainingUses; }
diff --git a/views.go b/views.go
index c13191f..30d2abb 100644
--- a/views.go
+++ b/views.go
@@ -87,7 +87,9 @@ func (app *appContext) BasePageTemplateValues(gc *gin.Context, page Page, base g
 	}
 
 	pages := PagePathsDTO{
-		PagePaths: PAGES,
+		PagePaths:   PAGES,
+		ExternalURI: app.ExternalURI,
+		TrueBase:    PAGES.Base,
 	}
 	pages.Base = app.getURLBase(gc)
 	switch page {