diff --git a/wsai/backends/melo.py b/wsai/backends/melo.py
index dadfdaa..d09e68a 100644
--- a/wsai/backends/melo.py
+++ b/wsai/backends/melo.py
@@ -12,7 +12,7 @@ Env:
     WSAI_MELO_DEVICE   cpu | cuda | auto  (default auto: GPU if torch sees one,
                        else CPU; the worker falls back to CPU if CUDA fails)
     WSAI_TTS_OUT_DIR   where wavs are written (default ~/.cache/wsai/tts)
-    WSAI_TTS_SPEED     glyph speed / length_scale multiplier (0.5..2.0, default 1.35)
+    WSAI_TTS_SPEED     glyph speed / length_scale multiplier (0.5..2.0, default 1.4)
     WSAI_TTS_WORD_GAP      intra-sentence pause delta, sec (-0.2..0.5, default -0.07)
     WSAI_TTS_SENTENCE_GAP  sentence-boundary silence, sec (-0.5..1.5, default -0.30)
     WSAI_TTS_PITCH         global semitone offset (-12..12, default 0.0)
@@ -99,7 +99,7 @@ class MeloTTS:
         self.out_dir = Path(out_dir or os.environ.get("WSAI_TTS_OUT_DIR")
                             or (Path.home() / ".cache/wsai/tts"))
         self.speed = float(speed if speed is not None
-                           else os.environ.get("WSAI_TTS_SPEED", "1.35"))
+                           else os.environ.get("WSAI_TTS_SPEED", "1.4"))
         # Reply-global rhythm/pitch controls (see melo_worker.py / docs manual).
         self.word_gap = float(word_gap if word_gap is not None
                               else os.environ.get("WSAI_TTS_WORD_GAP", "-0.07"))
diff --git a/wsai/dashboard.py b/wsai/dashboard.py
index d29ef17..3ff1cfc 100644
--- a/wsai/dashboard.py
+++ b/wsai/dashboard.py
@@ -520,7 +520,7 @@ class Dashboard:
     def _tts_base(self) -> dict:
         t = self.tts
         return {
-            "speed": float(getattr(t, "speed", 1.35)),
+            "speed": float(getattr(t, "speed", 1.4)),
             "word_gap": float(getattr(t, "word_gap", -0.07)),
             "sentence_gap": float(getattr(t, "sentence_gap", -0.30)),
             "pitch": float(getattr(t, "pitch", 0.0)),
@@ -1038,8 +1038,8 @@ PAGE = r"""<!DOCTYPE html>
         <span id="tEmoNote" class="sttstat">감정을 고르면 그 감정만 따로 조절합니다. 기본(공통)은 태그 없는 말투에 적용됩니다.</span>
       </div>
       <div class="ttsgrid">
-        <label>글자 속도 <b id="tvSpeed">1.35x</b>
-          <input type="range" id="tSpeed" min="0.5" max="2.0" step="0.05" value="1.35"></label>
+        <label>글자 속도 <b id="tvSpeed">1.40x</b>
+          <input type="range" id="tSpeed" min="0.5" max="2.0" step="0.05" value="1.4"></label>
         <label>단어 간격 <b id="tvWord">-70 ms</b>
           <input type="range" id="tWord" min="-0.2" max="0.5" step="0.01" value="-0.07"></label>
         <label>문장 간격 <b id="tvSent">-0.30 s</b>
@@ -1460,7 +1460,7 @@ async function pollSTTLoad(target){
 // --- 봇 목소리(TTS) 조절: 감정별 슬라이더 → 미리듣기 → 봇 적용 -------------- #
 let ttsInited = false;
 let ttsState = {base:{}, overrides:{}, emotions:[]};   // last-known server state
-const TTS_DEFAULT = {speed:1.35, word_gap:-0.07, sentence_gap:-0.3, pitch:0};
+const TTS_DEFAULT = {speed:1.4, word_gap:-0.07, sentence_gap:-0.3, pitch:0};
 function ttsLabels(){
   const sp=parseFloat($('tSpeed').value), wg=parseFloat($('tWord').value),
         sg=parseFloat($('tSent').value), pt=parseInt($('tPitch').value,10);