diff --git a/bun/package.sh b/bun/package.sh
index 463ede4..1737806 100755
--- a/bun/package.sh
+++ b/bun/package.sh
@@ -45,11 +45,13 @@ cd ./unpack
 
 find usr/ -type f | xargs md5sum > DEBIAN/md5sums
 
+IFS=$'\t' read -ra size <<< "$(du -d 0)"
+
 echo """
 Package: bun
 Version: ${version}
 Section: devlop
-Installed-Size: 90324
+Installed-Size: ${size[0]}
 Architecture: amd64
 Maintainer: Yutent <yutent.io@gmail.com>
 Priority: optional
diff --git a/dingtalk/package.sh b/dingtalk/package.sh
index f499780..304ed0c 100755
--- a/dingtalk/package.sh
+++ b/dingtalk/package.sh
@@ -104,6 +104,7 @@ echo "修正完成, 计算文件md5..."
 cd ./unpack
 
 find usr/ -type f | xargs md5sum > DEBIAN/md5sums
+IFS=$'\t' read -ra size <<< "$(du -d 0)"
 
 echo """
 Package: dingtalk
@@ -111,7 +112,7 @@ Version: ${version}
 Architecture: amd64
 Maintainer: Yutent <yutent.io@gmail.com>
 Depends: libgtk2.0-0
-Installed-Size: 847276 
+Installed-Size: ${size[0]}
 Section: chat
 Priority: optional
 Homepage: https://gov.dingtalk.com
diff --git a/linuxqq/package.sh b/linuxqq/package.sh
index 831e85d..3c19ac3 100755
--- a/linuxqq/package.sh
+++ b/linuxqq/package.sh
@@ -122,12 +122,14 @@ cd ./unpack
 find opt/ -type f | xargs -I {} md5sum {} > DEBIAN/md5sums
 find usr/ -type f | xargs md5sum >> DEBIAN/md5sums
 
+IFS=$'\t' read -ra size <<< "$(du -d 0)"
+
 echo """
 Package: linuxqq
 Version: ${version}
 Architecture: amd64
 Maintainer: Yutent <yutent.io@gmail.com>
-Installed-Size: 412821
+Installed-Size: ${size[0]}
 Depends: libgtk-3-0, libnotify4, libnss3, libxss1, libxtst6, xdg-utils, libatspi2.0-0, libuuid1, libsecret-1-0
 Recommends: libappindicator3-1
 Section: chat
diff --git a/neovim/package.sh b/neovim/package.sh
index d84442d..99f7641 100755
--- a/neovim/package.sh
+++ b/neovim/package.sh
@@ -46,6 +46,7 @@ echo "复制完成, 计算文件md5..."
 cd ./unpack
 
 find usr/ -type f | xargs md5sum > DEBIAN/md5sums
+IFS=$'\t' read -ra size <<< "$(du -d 0)"
 
 echo """
 Package: neovim
@@ -57,7 +58,7 @@ Replaces: neovim-runtime (<= 0.7.2-7)
 Maintainer: Yutent <yutent.io@gmail.com>
 Priority: optional
 Section: devel
-Installed-Size: 36328
+Installed-Size: ${size[0]}
 Description: heavily refactored vim fork
  Neovim is a fork of Vim focused on modern code and features, rather than
  running in legacy environments.