diff --git a/op/reth/op-mainnet-op-reth-archive-trace.yml b/op/reth/op-mainnet-op-reth-archive-trace.yml
index e44c837e..e49c0c25 100644
--- a/op/reth/op-mainnet-op-reth-archive-trace.yml
+++ b/op/reth/op-mainnet-op-reth-archive-trace.yml
@@ -64,7 +64,7 @@ services:
       - --metrics=0.0.0.0:9001
       - --nat=extip:${IP}
       - --port=11114
-      - --rollup.historicalrpc=${OP_MAINNET_CLASSIC_ARCHIVE_RPC}
+      - --rollup.historicalrpc=${OP_MAINNET_CLASSIC_ARCHIVE_RPC:-https://mainnet-sequencer.optimism.io}
       - --rollup.sequencer-http=https://mainnet-sequencer.optimism.io
       - --rpc-cache.max-blocks=10000
       - --rpc-cache.max-concurrent-db-requests=2048
diff --git a/op/reth/op-mainnet-op-reth-minimal-trace.yml b/op/reth/op-mainnet-op-reth-minimal-trace.yml
index 31e8aa5d..7826a26b 100644
--- a/op/reth/op-mainnet-op-reth-minimal-trace.yml
+++ b/op/reth/op-mainnet-op-reth-minimal-trace.yml
@@ -64,7 +64,7 @@ services:
       - --metrics=0.0.0.0:9001
       - --nat=extip:${IP}
       - --port=11845
-      - --rollup.historicalrpc=${OP_MAINNET_CLASSIC_ARCHIVE_RPC}
+      - --rollup.historicalrpc=${OP_MAINNET_CLASSIC_ARCHIVE_RPC:-https://mainnet-sequencer.optimism.io}
       - --rollup.sequencer-http=https://mainnet-sequencer.optimism.io
       - --rpc-cache.max-blocks=10000
       - --rpc-cache.max-concurrent-db-requests=2048
diff --git a/op/reth/op-mainnet-op-reth-pruned-trace.yml b/op/reth/op-mainnet-op-reth-pruned-trace.yml
index 8af5bd12..b7d57d91 100644
--- a/op/reth/op-mainnet-op-reth-pruned-trace.yml
+++ b/op/reth/op-mainnet-op-reth-pruned-trace.yml
@@ -65,7 +65,7 @@ services:
       - --metrics=0.0.0.0:9001
       - --nat=extip:${IP}
       - --port=13985
-      - --rollup.historicalrpc=${OP_MAINNET_CLASSIC_ARCHIVE_RPC}
+      - --rollup.historicalrpc=${OP_MAINNET_CLASSIC_ARCHIVE_RPC:-https://mainnet-sequencer.optimism.io}
       - --rollup.sequencer-http=https://mainnet-sequencer.optimism.io
       - --rpc-cache.max-blocks=10000
       - --rpc-cache.max-concurrent-db-requests=2048