diff --git a/.reuse/dep5 b/.reuse/dep5
index 71e111e..85aae9b 100644
--- a/.reuse/dep5
+++ b/.reuse/dep5
@@ -9,7 +9,7 @@ Copyright: UnionTech Software Technology Co., Ltd.
 License: CC-BY-4.0
 
 # Project file
-Files: Makefile udev.rules.d/99-deepin.rules etc.d/sudoers.d/01_always_set_sudoers_home
+Files: Makefile udev.rules.d/99-deepin.rules etc.d/sudoers.d/01_always_set_sudoers_home sysctl.d/*
 Copyright: None
 License: CC0-1.0
 
diff --git a/debian/changelog b/debian/changelog
index 2b24ec7..202580d 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+deepin-default-settings (2025.04.07) unstable; urgency=medium
+
+  * increase inotify.max_user_instances to 1024
+
+ -- lichenggang <lichenggang@deepin.org>  Mon, 07 Apr 2025 14:14:04 +0800
+
 deepin-default-settings (2025.03.11) unstable; urgency=medium
 
   * feat: add uab format.
diff --git a/sysctl.d/00-deepin.conf b/sysctl.d/00-deepin.conf
index bece203..f70d39a 100644
--- a/sysctl.d/00-deepin.conf
+++ b/sysctl.d/00-deepin.conf
@@ -1,2 +1,4 @@
 # VM Tuning
 vm.max_map_count=262144
+# inotify
+fs.inotify.max_user_instances=1024