diff --git a/scripts/ci/install_ubuntu_deps.sh b/scripts/ci/install_ubuntu_deps.sh
index f10349fa..702fc83a 100755
--- a/scripts/ci/install_ubuntu_deps.sh
+++ b/scripts/ci/install_ubuntu_deps.sh
@@ -5,8 +5,4 @@ set -e
 # the base image
 
 sudo apt-get update && sudo apt-get install libmpc-dev libgmp3-dev bison flex libmpfr-dev ninja-build clang lld \
-parted mtools meson libfl2 pkgconf qemu-system uuid-dev gettext xorriso
-mkdir gn_bin/
-cd gn_bin
-wget -q https://chrome-infra-packages.appspot.com/dl/gn/gn/linux-amd64/+/latest -O gn.zip
-unzip gn.zip
+parted mtools meson libfl2 pkgconf qemu-system uuid-dev gettext xorriso generate-ninja