diff --git a/src/dropshell-build-install-requirements b/src/dropshell-build-install-requirements
index aaefe42..6f5ef62 100755
--- a/src/dropshell-build-install-requirements
+++ b/src/dropshell-build-install-requirements
@@ -79,7 +79,7 @@ function install_packages() {
     case $OS in
         "Ubuntu"|"Debian GNU/Linux")
             # Common packages for both Ubuntu and Debian
-            PACKAGES="build-essential cmake git wget tar curl ninja-build mold nodejs npm perl jq ccache upx"
+            PACKAGES="build-essential cmake git wget tar curl ninja-build mold nodejs npm perl jq ccache upx-ucl"
             INSTALLCMD="apt-get install -y" 
             UPDATECMD="apt-get update"
             ;;