diff --git a/addons/boot/light_c906_audio.bin b/addons/boot/light_c906_audio.bin
index f74f9da..ff9fdb3 100755
Binary files a/addons/boot/light_c906_audio.bin and b/addons/boot/light_c906_audio.bin differ
diff --git a/debian/changelog b/debian/changelog
index 79392f6..8c4454a 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+th1520-boot-firmware (2024.01.31+sdk1.4.2) unstable; urgency=medium
+
+  * Update light_c906_audio.bin v1.4.2
+
+ -- Han Gao <gaohan@iscas.ac.cn>  Wed, 31 Jan 2024 17:50:44 +0800
+
 th1520-boot-firmware (2024.01.27+sdk1.4.2) unstable; urgency=medium
 
   * Add str.bin