diff --git a/download_and_compile.sh b/download_and_compile.sh
index bab5fc7..aa33a8a 100755
--- a/download_and_compile.sh
+++ b/download_and_compile.sh
@@ -592,6 +592,8 @@ _mandatory_pkg_alternative libpng-dev libpng12-dev libpng16-dev
 # The following packages are needed for the built-in launcher
 _optional_pkg_alternative qt5-default
 _optional_pkg_alternative qtdeclarative5-dev
+_optional_pkg_alternative qtbase5-dev-tools            # for rcc
+_optional_pkg_alternative qttools5-dev-tools           # for lrelease
 _optional_pkg_alternative qml-module-qtquick2
 _optional_pkg_alternative qml-module-qtquick-window2
 _optional_pkg_alternative qml-module-qtquick-dialogs