diff --git a/download.sh b/download.sh
deleted file mode 100755
index bfafe3d..0000000
--- a/download.sh
+++ /dev/null
@@ -1,35 +0,0 @@
-#!/bin/bash
-# Download the certificate from the server
-
-CURRENT=$(cd "$(dirname "$0")" && pwd)
-
-AMAZON_ROOT_CA_URL="https://www.amazontrust.com/repository/AmazonRootCA1.pem"
-RDS_CA_URL="https://truststore.pki.rds.amazonaws.com/global/global-bundle.pem"
-
-# Download the certificate for RDS Proxy.
-cat <<EOF > "$CURRENT"/internal/certificate/rds_proxy.go
-package certificate
-
-// Code generated by download.sh; DO NOT EDIT.
-
-// rdsProxyCertificate is the root certificate for RDS Proxy.
-// It comes from $AMAZON_ROOT_CA_URL.
-// See https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/rds-proxy.html#rds-proxy-connecting-iam for more details.
-const rdsProxyCertificate = \`$(curl -sSL "$AMAZON_ROOT_CA_URL")\`
-EOF
-
-# Download the certificate for RDS MySQL.
-cat <<EOF > "$CURRENT"/internal/certificate/rds.go
-package certificate
-
-// Code generated by download.sh; DO NOT EDIT.
-
-// rdsCertificates the intermediate and root certificates for RDS MySQL.
-// It comes from $RDS_CA_URL.
-// See https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/UsingWithRDS.SSL.html#UsingWithRDS.SSL.CertificatesAllRegions for more details.
-const rdsCertificates = \`$(curl -sSL "$RDS_CA_URL")\`
-EOF
-
-# for v2
-curl -sSL "$AMAZON_ROOT_CA_URL" > "$CURRENT"/v2/internal/certificate/rds_proxy.pem
-curl -sSL "$RDS_CA_URL" > "$CURRENT"/v2/internal/certificate/rds.pem