diff --git a/Dockerfile b/Dockerfile
index 86ab39a..3197fa7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ FROM mcr.microsoft.com/playwright:v1.42.1-jammy
 WORKDIR /app
 
 # Installation of packages for purple-a11y
-RUN apt-get update && apt-get install -y zip git tree openjdk-11-jdk xvfb libgbm-dev libgtk2.0-0 libgtk-3-0 libnotify-dev libgconf-2-4 libnss3 libxss1 libasound2 libxtst6 xauth dbus-x11 && \
+RUN apt-get update && apt-get install -y zip git tree openjdk-11-jdk xvfb libgbm-dev libgtk2.0-0 libgtk-3-0 libnotify-dev libgconf-2-4 libnss3 libxss1 libasound2 libxtst6 xauth dbus-x11 python-is-python3 libcurl4-openssl-dev build-essential && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
diff --git a/shell_scripts/start_docker.sh b/shell_scripts/start_docker.sh
index f4a47a4..2ee1bb6 100755
--- a/shell_scripts/start_docker.sh
+++ b/shell_scripts/start_docker.sh
@@ -3,8 +3,13 @@ if [ "$(docker ps -a | grep purple-a11y-tests-instance)" ]; then
   docker rm -f purple-a11y-tests-instance
 fi
 
-# Build the Docker container
-docker build -t purple-a11y-tests .
+# Build the Docker container (Legacy builder)
+# docker build -t purple-a11y-tests .
+
+# Build the Docker container using buildx
+# Refer to MacOS (Colima) steps here to install buildx: 
+# https://github.com/abiosoft/colima/blob/main/docs/FAQ.md#installing-buildx
+docker buildx build -t purple-a11y-tests -f Dockerfile .
 
 # Add hostname mappings and run the container
 docker run -dit --name purple-a11y-tests-instance --add-host=main.purplea11y.local:0.0.0.0 --add-host=diffHostname.purplea11y.local:0.0.0.0 --add-host=docs.google.com:0.0.0.0 purple-a11y-tests