diff --git a/app/web/app.js b/app/web/app.js
index b7d6d87..c1980b5 100644
--- a/app/web/app.js
+++ b/app/web/app.js
@@ -982,9 +982,9 @@ const FIELD_META = {
   default_language:                { ui: "combo",   opts: ["de","en","fr","es","it","nl"],
                                      labels: { de:"Deutsch",en:"Englisch",fr:"Französisch",es:"Spanisch",it:"Italienisch",nl:"Niederländisch" } },
   openrouter_llm_model:            { ui: "combo",   opts: ["google/gemini-3.1-flash-lite","openai/gpt-4.1-mini","google/gemini-2.5-flash","anthropic/claude-haiku-4-5-20251001","meta-llama/llama-3.3-70b-instruct"], test: "llm" },
-  openrouter_tts_model:            { ui: "combo",   opts: ["google/gemini-3.1-flash-tts-preview","openai/gpt-4o-mini-tts"], test: "tts" },
-  openrouter_tts_voice:            { ui: "combo",   opts: ["Zephyr","Puck","Charon","Kore","Fenrir","Leda","Orus","Aoede","Callirrhoe","Enceladus","Algieba","Despina","Achernar"], test: "tts" },
-  piper_voice:                     { ui: "combo",   opts: ["de_DE-thorsten-high","de_DE-kerstin-low","de_DE-karlsson-low"], test: "tts" },
+  openrouter_tts_model:            { ui: "combo",   opts: ["google/gemini-3.1-flash-tts-preview","openai/gpt-4o-mini-tts"], test: "tts", testProvider: "openrouter" },
+  openrouter_tts_voice:            { ui: "combo",   opts: ["Zephyr","Puck","Charon","Kore","Fenrir","Leda","Orus","Aoede","Callirrhoe","Enceladus","Algieba","Despina","Achernar"], test: "tts", testProvider: "openrouter" },
+  piper_voice:                     { ui: "combo",   opts: ["de_DE-thorsten-high","de_DE-kerstin-low","de_DE-karlsson-low"], test: "tts", testProvider: "piper" },
   local_llm_system_prompt:         { ui: "textarea", test: "llm" },
   local_llm_temperature:           { ui: "range",   min: 0, max: 2, step: 0.1, test: "llm" },
   local_llm_max_tokens:            { ui: "number",  min: 0, test: "llm" },
@@ -1207,9 +1207,11 @@ function buildSettingRow(item) {
       testBtnEl.disabled = true;
       try {
         if (testType === "tts") {
+          const body = { text: "Hallo, ich bin der Sprachassistent." };
+          if (meta.testProvider) body.tts_provider = meta.testProvider;
           const r = await fetch("/api/speak", {
             method: "POST", headers: { "Content-Type": "application/json" },
-            body: JSON.stringify({ text: "Hallo, ich bin der Sprachassistent." }),
+            body: JSON.stringify(body),
           });
           if (!r.ok) throw new Error("HTTP " + r.status);
           const buf = await r.arrayBuffer();
diff --git a/app/web/index.html b/app/web/index.html
index a2b4da4..ab3f082 100644
--- a/app/web/index.html
+++ b/app/web/index.html
@@ -218,6 +218,6 @@
     <div id="status" class="w-full max-w-3xl mx-auto mt-1 min-h-[1rem] text-xs text-slate-500 dark:text-slate-400"></div>
   </footer>
 
-  <script src="/app.js?v=14"></script>
+  <script src="/app.js?v=15"></script>
 </body>
 </html>