diff --git a/0g.sh b/0g.sh
index 33a5c74..2f1c615 100644
--- a/0g.sh
+++ b/0g.sh
@@ -238,7 +238,7 @@ read minerkey
 
 cat >> config.toml <<EOF
 miner_key = "$minerkey"
-miner_id = "$(echo -n "string" | sha256sum | cut -d' ' -f1)"
+miner_id = "$(openssl rand -hex 32)"
 EOF