diff --git a/app/data/config/fixturenet-optimism/optimism-contracts/run.sh b/app/data/config/fixturenet-optimism/optimism-contracts/run.sh
index 285ed38a..4a5f568b 100755
--- a/app/data/config/fixturenet-optimism/optimism-contracts/run.sh
+++ b/app/data/config/fixturenet-optimism/optimism-contracts/run.sh
@@ -41,6 +41,7 @@ yarn hardhat send-balance --to "${BATCHER_ADDRESS}" --amount 1000 --private-key
 echo "Balances sent to L2 accounts"
 
 # Select a finalized L1 block as the starting point for roll ups
+# TODO Use web3.js to get the latest finalized block
 until CAST_OUTPUT=$(cast block finalized --rpc-url "$L1_RPC"); do
     echo "Waiting for a finalized L1 block to exist, retrying after 10s"
     sleep 10
diff --git a/app/data/container-build/cerc-optimism-contracts/Dockerfile b/app/data/container-build/cerc-optimism-contracts/Dockerfile
index cdc98b08..4f244bab 100644
--- a/app/data/container-build/cerc-optimism-contracts/Dockerfile
+++ b/app/data/container-build/cerc-optimism-contracts/Dockerfile
@@ -1,3 +1,4 @@
+# TODO: Use a node alpine image
 FROM cerc/foundry:local
 
 # Install node (local foundry is a debian based image)