diff --git a/app/data/config/datanet-eth/datanet-eth.env b/app/data/config/datanet-eth/datanet-eth.env
index ee454287..3d3b5a6a 100644
--- a/app/data/config/datanet-eth/datanet-eth.env
+++ b/app/data/config/datanet-eth/datanet-eth.env
@@ -5,19 +5,5 @@ ACCOUNT_PASSWORD=secret1212
 BOOTNODE_KEY="b0ac22adcad37213c7c565810a50f1772291e7b0ce53fb73e7ec2a3c75bc13b5"
 ENODE="enode://af22c29c316ad069cf48a09a4ad5cf04a251b411e45098888d114c6dd7f489a13786620d5953738762afa13711d4ffb3b19aa5de772d8af72f851f7e9c5b164a@datanet-eth-bootnode-geth:30303"
 
-# JWT shared by geth and lighthouse for authentication.
-JWT="0x6cdcac3501046a08e186730dd8bd136cfaf0fdc1fc955f6e15ad3068c0ff2af0"
-
-# URL to download the ENR of the lighthouse bootnode (generated at first start).
-ENR_URL="http://datanet-eth-bootnode-lighthouse:3000/bootnode/enr.dat"
-
-# DB connection settings for statediffing (see docker-compose-db.yml)
-CERC_STATEDIFF_DB_HOST="datanet-ipld-eth-db"
-CERC_STATEDIFF_DB_PORT=5432
-CERC_STATEDIFF_DB_NAME="cerc_testing"
-CERC_STATEDIFF_DB_USER="vdbm"
-CERC_STATEDIFF_DB_PASSWORD="password"
-CERC_STATEDIFF_DB_GOOSE_MIN_VER=23
-CERC_STATEDIFF_DB_LOG_STATEMENTS="false"
-
-CERC_GETH_VMODULE="statediff/*=5,rpc/*=5"
+# JWT is required by the startup script, but won't be used without lighthouse.
+JWT="0x6cdcac3501046a08e186730dd8bd136cfaf0fdc1fc955f6e15ad3068c0ff2af0"
\ No newline at end of file