diff --git a/bootstrap_docker.sh b/bootstrap_docker.sh
index 5870435e443..4fced1f99a2 100755
--- a/bootstrap_docker.sh
+++ b/bootstrap_docker.sh
@@ -37,6 +37,7 @@ if [ -z "$PROJECT_NAME" ]; then
 fi
 
 source ./build-system/scripts/setup_env $COMMIT_HASH '' mainframe_$USER
+docker buildx create --name multi-platform-builder --bootstrap --use
 build_local $PROJECT_NAME $ONLY_TARGET
 
 if [ -z "$PROJECT_NAME" ]; then
diff --git a/build-system/scripts/build_local b/build-system/scripts/build_local
index 697bfd6136c..70e1264daea 100755
--- a/build-system/scripts/build_local
+++ b/build-system/scripts/build_local
@@ -49,7 +49,7 @@ for E in ${PROJECTS[@]}; do
   echo "*** Building $PROJECT_DIR_NAME:$DOCKERFILE -> $REPO ***"
   echo
 
-  time docker build ${ADDITIONAL_ARGS:-} --build-arg ARG_COMMIT_HASH=$COMMIT_HASH -f $DOCKERFILE -t $ECR_DEPLOY_URL/$REPO:latest .
+  time docker buildx build --platform linux/arm64,linux/amd64 ${ADDITIONAL_ARGS:-} --build-arg ARG_COMMIT_HASH=$COMMIT_HASH -f $DOCKERFILE -t $ECR_DEPLOY_URL/$REPO:latest .
   retry docker tag $ECR_DEPLOY_URL/$REPO:latest aztecprotocol/$REPO:latest
 
   if [ -n "$LAUNCH" ]; then