diff --git a/Source/SpiderEye.Core/Application.cs b/Source/SpiderEye.Core/Application.cs
index 83d80647..048c7cc7 100644
--- a/Source/SpiderEye.Core/Application.cs
+++ b/Source/SpiderEye.Core/Application.cs
@@ -24,6 +24,11 @@ public static class Application
         /// </summary>
         public static WindowCollection OpenWindows { get; }
 
+        /// <summary>
+        /// Gets or sets the domain to use as the custom host when loading webview files.
+        /// </summary>
+        public static string? CustomHostDomain { get; set; }
+
         /// <summary>
         /// Gets or sets the content provider for loading webview files.
         /// </summary>
diff --git a/Source/SpiderEye.Linux/GtkWebview.cs b/Source/SpiderEye.Linux/GtkWebview.cs
index 286f32ad..17a9b34c 100644
--- a/Source/SpiderEye.Linux/GtkWebview.cs
+++ b/Source/SpiderEye.Linux/GtkWebview.cs
@@ -59,7 +59,10 @@ static GtkWebview()
             UriSchemeCallbackDelegate = UriSchemeCallback;
 
             const string scheme = "spidereye";
-            CustomHost = new Uri(UriTools.GetRandomResourceUrl(scheme));
+            CustomHost = new Uri(
+                Application.CustomHostDomain is string customHostDomain
+                    ? $"{scheme}://{customHostDomain}"
+                    : UriTools.GetRandomResourceUrl(scheme));
 
             IntPtr context = WebKit.Context.GetDefault();
             using GLibString gscheme = scheme;
diff --git a/Source/SpiderEye.Mac/CocoaWebview.cs b/Source/SpiderEye.Mac/CocoaWebview.cs
index 39f1ddc8..58ff12c7 100644
--- a/Source/SpiderEye.Mac/CocoaWebview.cs
+++ b/Source/SpiderEye.Mac/CocoaWebview.cs
@@ -65,7 +65,10 @@ public CocoaWebview(WebviewBridge bridge)
             schemeHandler = SchemeHandlerDefinition.CreateInstance(this);
 
             const string scheme = "spidereye";
-            customHost = new Uri(UriTools.GetRandomResourceUrl(scheme));
+            customHost = new Uri(
+                Application.CustomHostDomain is string customHostDomain
+                    ? $"{scheme}://{customHostDomain}"
+                    : UriTools.GetRandomResourceUrl(scheme));
             ObjC.Call(configuration, "setURLSchemeHandler:forURLScheme:", schemeHandler.Handle, NSString.Create(scheme));
 
             ObjC.Call(manager, "addScriptMessageHandler:name:", callbackClass.Handle, NSString.Create("external"));
diff --git a/Source/SpiderEye.Windows/EdgiumWebview.cs b/Source/SpiderEye.Windows/EdgiumWebview.cs
index a7c0f1ca..f634199e 100644
--- a/Source/SpiderEye.Windows/EdgiumWebview.cs
+++ b/Source/SpiderEye.Windows/EdgiumWebview.cs
@@ -49,7 +49,10 @@ public EdgiumWebview(WebviewBridge bridge)
             this.bridge = bridge ?? throw new ArgumentNullException(nameof(bridge));
 
             const string scheme = "http";
-            customHost = new Uri(UriTools.GetRandomResourceUrl(scheme));
+            customHost = new Uri(
+                Application.CustomHostDomain is string customHostDomain
+                    ? $"{scheme}://{customHostDomain}"
+                    : UriTools.GetRandomResourceUrl(scheme));
 
             webview = new WebView2();
             webview.NavigationStarting += Webview_NavigationStarting;