diff --git a/app/main.py b/app/main.py
index d9abc2e..0f4b8d4 100644
--- a/app/main.py
+++ b/app/main.py
@@ -97,8 +97,8 @@ PERSONAS: dict[str, dict[str, Any]] = {
         ),
     },
     "samantha": {
-        "voice": "samantha-en",
-        "backend": "chatterbox",
+        "voice": "samantha-en-turbo",
+        "backend": "chatterbox-turbo",
         "display": "Samantha",
         "system_prompt": (
             "You are Samantha — a warm, curious, deeply attentive AI companion. "