diff --git a/README.md b/README.md
index e412558..5883f92 100644
--- a/README.md
+++ b/README.md
@@ -219,6 +219,12 @@ namespace DNTCaptcha.TestWebApp.Controllers
         }
 ```
 
+- If you use `Swagger` make sure to install [Swashbuckle.AspNetCore.SwaggerGen.ConventionalRouting](https://github.com/chsakell/Swashbuckle.AspNetCore.SwaggerGen.ConventionalRouting) Nuget Package and add it like so:
+
+```csharp
+services.AddSwaggerGenWithConventionalRoutes();
+```
+
 ## How to choose a correct storage mode
 
 If your environment is distributed and you are using a `Session (UseSessionStorageProvider())`
diff --git a/src/DNTCaptcha.Core/DNTCaptchaApiProvider.cs b/src/DNTCaptcha.Core/DNTCaptchaApiProvider.cs
index e111b24..c517a98 100644
--- a/src/DNTCaptcha.Core/DNTCaptchaApiProvider.cs
+++ b/src/DNTCaptcha.Core/DNTCaptchaApiProvider.cs
@@ -113,15 +113,19 @@ private string getCaptchaImageUrl(DNTCaptchaTagHelperHtmlAttributes captchaAttri
 
         var encryptSerializedValues = _captchaProtectionProvider.Encrypt(_serializationProvider.Serialize(values));
 
+        string controllerName = nameof(DNTCaptchaImageController).Replace("Controller", string.Empty, StringComparison.Ordinal);
+        if (!String.IsNullOrEmpty(_captchaOptions.CaptchaImageControllerNameTemplate))
+            controllerName = _captchaOptions.CaptchaImageControllerNameTemplate;
+
         var actionUrl = captchaAttributes.UseRelativeUrls
             ? _urlHelper.Action(nameof(DNTCaptchaImageController.Show),
-                nameof(DNTCaptchaImageController).Replace("Controller", string.Empty, StringComparison.Ordinal), new
+                controllerName, new
                 {
                     data = encryptSerializedValues,
                     area = ""
                 })
             : _urlHelper.Action(nameof(DNTCaptchaImageController.Show),
-                nameof(DNTCaptchaImageController).Replace("Controller", string.Empty, StringComparison.Ordinal), new
+                controllerName, new
                 {
                     data = encryptSerializedValues,
                     area = ""