diff --git a/scripts/build_ubuntu.sh b/scripts/build_ubuntu.sh
index a703e25..0b7bec2 100755
--- a/scripts/build_ubuntu.sh
+++ b/scripts/build_ubuntu.sh
@@ -1,5 +1,5 @@
-#!/bin/sh
-# Build LASP on Arch Linux, assuming we start in a clean docker container.
+#!/bin/bash
+# Build LASP on Ubuntu Linux, assuming we start in a clean docker container.
 # After that, test stuff.
 # Assumptions
 # - CWD is root of lasp repository
@@ -10,13 +10,13 @@ set -e
 # Update cache
 apt update
 # Install requirements
-apt install -y git python3.10-venv libopenblas-dev python3-pip libfftw3-dev libusb-1.0-0-dev libpulse-dev python3-build
+apt install -y git python3-virtualenv python3-venv libopenblas-dev python3-pip libfftw3-dev libusb-1.0-0-dev libpulse-dev python3-build
 # Build
 git submodule update --init --recursive
-python3 -m build
 python3 -m venv .venv
 source .venv/bin/activate
-pip install pytest
+pip install build pytest
+python3 -m build
 pip install dist/lasp-*linux_x86_64.whl
 # Test
 pytest