diff --git a/LCU.Webapps.Marketing.SPIT/LCU.Webapps.Marketing.SPIT/LCU.Webapps.Marketing.SPIT/Services/TextToSpeechService.cs b/LCU.Webapps.Marketing.SPIT/LCU.Webapps.Marketing.SPIT/LCU.Webapps.Marketing.SPIT/Services/TextToSpeechService.cs
index b4ae8e1..ebb85a7 100644
--- a/LCU.Webapps.Marketing.SPIT/LCU.Webapps.Marketing.SPIT/LCU.Webapps.Marketing.SPIT/Services/TextToSpeechService.cs
+++ b/LCU.Webapps.Marketing.SPIT/LCU.Webapps.Marketing.SPIT/LCU.Webapps.Marketing.SPIT/Services/TextToSpeechService.cs
@@ -11,20 +11,18 @@ namespace LCU.Webapps.Marketing.SPIT.Services
     {
         private readonly SpitConfiguration _spitConfiguration;
         private readonly IFileOperationsApiService _fileOperationsApiService;
-        private SpeechConfig _speechConfig;
-
         public TextToSpeechService(SpitConfiguration spitConfiguration, IFileOperationsApiService fileOperationsApiService)
         {
             _spitConfiguration = spitConfiguration;
             _fileOperationsApiService = fileOperationsApiService;
-            _speechConfig = BuildSpeechConfig();
         }
 
         public async Task<string> SpeechToFile(TextToSpeech textToSpeech)
         {
             try
             {
-                _speechConfig.SpeechSynthesisVoiceName = textToSpeech.SelectedVoiceShortName;
+                var speechConfig = BuildSpeechConfig();
+                speechConfig.SpeechSynthesisVoiceName = textToSpeech.SelectedVoiceShortName;
                 var finalDestination = (_spitConfiguration.FileDestination ?? string.Empty).Trim();
                 if (string.IsNullOrWhiteSpace(finalDestination))
                 {
@@ -41,7 +39,7 @@ namespace LCU.Webapps.Marketing.SPIT.Services
                     finalDestination,
                     textToSpeech.Ssml?.Length ?? 0);
 
-                using var synth = new SpeechSynthesizer(_speechConfig);
+                using var synth = new SpeechSynthesizer(speechConfig, audioConfig: null);
                 using var result = await synth.SpeakSsmlAsync(textToSpeech.Ssml);
                 if (result.Reason != ResultReason.SynthesizingAudioCompleted)
                 {
@@ -107,11 +105,24 @@ namespace LCU.Webapps.Marketing.SPIT.Services
 
         private SpeechConfig BuildSpeechConfig()
         {
-            var synthesisEndpoint = _spitConfiguration.ResolveSpeechSynthesisEndpointUri();
-            if (synthesisEndpoint != null)
+            var speechEndpoint = _spitConfiguration.ResolveSpeechEndpointUri();
+            if (speechEndpoint != null)
             {
+                var endpointPath = speechEndpoint.AbsolutePath?.Trim() ?? string.Empty;
+                if (string.IsNullOrWhiteSpace(endpointPath) || endpointPath == "/")
+                {
+                    Log.Information(
+                        "Using speech host {SpeechHost} for file generation.",
+                        speechEndpoint);
+
+                    return SpeechConfig.FromHost(
+                        speechEndpoint,
+                        _spitConfiguration.SpeechApiKey);
+                }
+
+                var synthesisEndpoint = _spitConfiguration.ResolveSpeechSynthesisEndpointUri();
                 Log.Information(
-                    "Using speech synthesis endpoint {SpeechSynthesisEndpoint} for file generation.",
+                    "Using explicit speech endpoint {SpeechSynthesisEndpoint} for file generation.",
                     synthesisEndpoint);
 
                 return SpeechConfig.FromEndpoint(