diff --git a/.gitmodules b/.gitmodules
index b5355d3..bbfac7e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -28,3 +28,6 @@
 [submodule "fcitx5-skk"]
 	path = fcitx5-skk
 	url = https://github.com/fcitx/fcitx5-skk
+[submodule "fcitx5-unikey"]
+	path = fcitx5-unikey
+	url = https://github.com/fcitx/fcitx5-unikey
diff --git a/README.md b/README.md
index 46bbdce..c14175b 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,9 @@ Build plugins for [fcitx5-macos](https://github.com/fcitx-contrib/fcitx5-macos).
 ### Thai
 * [thai](https://github.com/fcitx/fcitx5-libthai): GPL-2.0-or-later
 
+### Vietnamese
+* [unikey](https://github.com/fcitx/fcitx5-unikey): GPL-2.0-or-later
+
 ### Generic
 * [rime](https://github.com/fcitx/fcitx5-rime): LGPL-2.1-or-later
   * [librime](https://github.com/rime/librime): BSD-3-Clause
diff --git a/all.sh b/all.sh
index 52c5426..f155df4 100755
--- a/all.sh
+++ b/all.sh
@@ -9,6 +9,7 @@ all_plugins=(
   chinese-addons # Optional dependency: lua
   thai
   rime
+  unikey
 )
 
 for plugin in "${all_plugins[@]}"; do
diff --git a/fcitx5-unikey b/fcitx5-unikey
new file mode 160000
index 0000000..a20af5f
--- /dev/null
+++ b/fcitx5-unikey
@@ -0,0 +1 @@
+Subproject commit a20af5ff632457b3d83198d2e2013d72fa94de36
diff --git a/scripts/unikey.sh b/scripts/unikey.sh
new file mode 100755
index 0000000..7f3de4b
--- /dev/null
+++ b/scripts/unikey.sh
@@ -0,0 +1,8 @@
+set -e
+
+. ./common.sh unikey $1
+
+f5m_configure -DENABLE_QT=OFF -DENABLE_TEST=OFF
+f5m_build
+f5m_install
+f5m_make_tarball