From b9d923088c3074a859c9faa793697fe387c4d70e Mon Sep 17 00:00:00 2001
From: Yushen CHEN <45333109+SWivid@users.noreply.github.com>
Date: Sun, 25 Jan 2026 23:58:21 +0800
Subject: [PATCH] Increase default max_duration from 4096 to 65536 in cfm.py
 (#1260)

---
 src/f5_tts/model/cfm.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/f5_tts/model/cfm.py b/src/f5_tts/model/cfm.py
index a114953..e001c2e 100644
--- a/src/f5_tts/model/cfm.py
+++ b/src/f5_tts/model/cfm.py
@@ -92,7 +92,7 @@ class CFM(nn.Module):
         cfg_strength=1.0,
         sway_sampling_coef=None,
         seed: int | None = None,
-        max_duration=4096,
+        max_duration=65536,
         vocoder: Callable[[float["b d n"]], float["b nw"]] | None = None,
         use_epss=True,
         no_ref_audio=False,