diff --git a/engine/app/config.py b/engine/app/config.py
index 2888887..f1bb729 100644
--- a/engine/app/config.py
+++ b/engine/app/config.py
@@ -30,7 +30,7 @@ class Settings(BaseSettings):
     vad_type: str = Field(default="silero", description="VAD algorithm type")
     vad_model_path: str = Field(default="data/vad/silero_vad.onnx", description="Path to VAD model")
     vad_threshold: float = Field(default=0.5, description="VAD detection threshold")
-    vad_min_speech_duration_ms: int = Field(default=250, description="Minimum speech duration in milliseconds")
+    vad_min_speech_duration_ms: int = Field(default=100, description="Minimum speech duration in milliseconds")
     vad_eou_threshold_ms: int = Field(default=800, description="End of utterance (silence) threshold in milliseconds")
 
     # OpenAI / LLM Configuration