diff --git a/docs/source/tts/quick_start.md b/docs/source/tts/quick_start.md
index ba7831944d32853c525e89e30a36c22d02c58186..1d7254d0319b55a27a02a11cd1ca4f3f2f5dcfd4 100644
--- a/docs/source/tts/quick_start.md
+++ b/docs/source/tts/quick_start.md
@@ -1,4 +1,4 @@
-# Quick Start of Text-To-Speech
+# Quick Start of Text-to-Speech
 The examples in PaddleSpeech are mainly classified by datasets, the TTS datasets we mainly used are:
 * CSMCS (Mandarin single speaker)
 * AISHELL3 (Mandarin multiple speaker)