Upgrade instructions are here:
https://github.com/SecretFoundation/docs/blob/gitbook/infrastructure/resources/upgrade-instructions/v1.13.md
# Get the v1.13.1 binaries
wget "https://github.com/scrtlabs/SecretNetwork/releases/download/v1.13.1/secretnetwork_1.13.1_mainnet_goleveldb_amd64.deb"
# Verify the v1.13.1 binaries
echo 'cbd5423c288a2b33e25576865b5fbd4a1793d7f33ccea017be89be09833c1fee secretnetwork_1.13.1_mainnet_goleveldb_amd64.deb' |
sha256sum --check