diff --git a/arb/nitro/playblock-mainnet-nitro-archive-leveldb-hash.yml b/arb/nitro/playblock-mainnet-nitro-archive-leveldb-hash.yml
index 0dde3b75..4ab02649 100644
--- a/arb/nitro/playblock-mainnet-nitro-archive-leveldb-hash.yml
+++ b/arb/nitro/playblock-mainnet-nitro-archive-leveldb-hash.yml
@@ -33,15 +33,14 @@ services:
       - --http.vhosts=*
       - --node.batch-poster.enable=false
       - --node.data-availability.enable=true
-      - --node.data-availability.parent-chain-node-url=${ETHEREUM_MAINNET_EXECUTION_RPC}
+      - --node.data-availability.parent-chain-node-url=${ARBITRUM_NOVA_EXECUTION_RPC}
       - --node.data-availability.rest-aggregator.enable=true
       - --node.data-availability.rest-aggregator.urls=https://das.playblock.io
       - --node.data-availability.sequencer-inbox-address=0x1297541082195356755105700451499873350464260779639
       - --node.feed.input.url=wss://feed.playblock.io
       - --node.sequencer=false
       - --node.staker.enable=false
-      - --parent-chain.blob-client.beacon-url=${ETHEREUM_MAINNET_BEACON_REST}
-      - --parent-chain.connection.url=${ETHEREUM_MAINNET_EXECUTION_RPC}
+      - --parent-chain.connection.url=${ARBITRUM_NOVA_EXECUTION_RPC}
       - --persistent.chain=/root/.arbitrum/playblock-mainnet-archive
       - --persistent.db-engine=leveldb
       - --ws.addr=0.0.0.0
@@ -53,7 +52,6 @@ services:
       - chains
     volumes:
       - ${PLAYBLOCK_MAINNET_NITRO_ARCHIVE_LEVELDB_HASH_DATA:-playblock-mainnet-nitro-archive-leveldb-hash}:/root/.arbitrum
-      - ./arb/playblock/mainnet:/config
       - /slowdisk:/slowdisk
     labels:
       - traefik.enable=true
diff --git a/arb/nitro/playblock-mainnet-nitro-pruned-pebble-path.yml b/arb/nitro/playblock-mainnet-nitro-pruned-pebble-path.yml
index cb6a867c..7e7ae662 100644
--- a/arb/nitro/playblock-mainnet-nitro-pruned-pebble-path.yml
+++ b/arb/nitro/playblock-mainnet-nitro-pruned-pebble-path.yml
@@ -33,15 +33,14 @@ services:
       - --http.vhosts=*
       - --node.batch-poster.enable=false
       - --node.data-availability.enable=true
-      - --node.data-availability.parent-chain-node-url=${ETHEREUM_MAINNET_EXECUTION_RPC}
+      - --node.data-availability.parent-chain-node-url=${ARBITRUM_NOVA_EXECUTION_RPC}
       - --node.data-availability.rest-aggregator.enable=true
       - --node.data-availability.rest-aggregator.urls=https://das.playblock.io
       - --node.data-availability.sequencer-inbox-address=0x1297541082195356755105700451499873350464260779639
       - --node.feed.input.url=wss://feed.playblock.io
       - --node.sequencer=false
       - --node.staker.enable=false
-      - --parent-chain.blob-client.beacon-url=${ETHEREUM_MAINNET_BEACON_REST}
-      - --parent-chain.connection.url=${ETHEREUM_MAINNET_EXECUTION_RPC}
+      - --parent-chain.connection.url=${ARBITRUM_NOVA_EXECUTION_RPC}
       - --persistent.chain=/root/.arbitrum/playblock-mainnet
       - --persistent.db-engine=pebble
       - --ws.addr=0.0.0.0
@@ -53,7 +52,6 @@ services:
       - chains
     volumes:
       - ${PLAYBLOCK_MAINNET_NITRO_PRUNED_PEBBLE_PATH_DATA:-playblock-mainnet-nitro-pruned-pebble-path}:/root/.arbitrum
-      - ./arb/playblock/mainnet:/config
       - /slowdisk:/slowdisk
     labels:
       - traefik.enable=true
diff --git a/arb/playblock/mainnet/baseConfig.json b/arb/playblock/mainnet/baseConfig.json
deleted file mode 100644
index 10618905..00000000
--- a/arb/playblock/mainnet/baseConfig.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "chain": {
-    "info-json": "[{\"chain-id\":1829,\"parent-chain-id\":42170,\"parent-chain-is-arbitrum\":true,\"chain-name\":\"Playblock\",\"chain-config\":{\"homesteadBlock\":0,\"daoForkBlock\":null,\"daoForkSupport\":true,\"eip150Block\":0,\"eip150Hash\":\"0x0000000000000000000000000000000000000000000000000000000000000000\",\"eip155Block\":0,\"eip158Block\":0,\"byzantiumBlock\":0,\"constantinopleBlock\":0,\"petersburgBlock\":0,\"istanbulBlock\":0,\"muirGlacierBlock\":0,\"berlinBlock\":0,\"londonBlock\":0,\"clique\":{\"period\":0,\"epoch\":0},\"arbitrum\":{\"EnableArbOS\":true,\"AllowDebugPrecompiles\":false,\"DataAvailabilityCommittee\":true,\"InitialArbOSVersion\":11,\"GenesisBlockNum\":0,\"MaxCodeSize\":24576,\"MaxInitCodeSize\":49152,\"InitialChainOwner\":\"0x10Fe3cb853F7ef551E1598d91436e95d41Aea45a\"},\"chainId\":1829},\"rollup\":{\"bridge\":\"0xD4FE46D2533E7d03382ac6cACF0547F336e59DC0\",\"inbox\":\"0xFF55fB76F5671dD9eB6c62EffF8D693Bb161a3ad\",\"sequencer-inbox\":\"0xe347C1223381b9Dcd6c0F61cf81c90175A7Bae77\",\"rollup\":\"0x04ea347cC6A258A7F65D67aFb60B1d487062A1d0\",\"validator-utils\":\"0x6c21303F5986180B1394d2C89f3e883890E2867b\",\"validator-wallet-creator\":\"0x2b0E04Dc90e3fA58165CB41E2834B44A56E766aF\",\"deployed-at\":55663578}}]",
-    "name": "Playblock"
-  }
-}