diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 23cf3e0..b7ed8ca 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -5,6 +5,10 @@ on:
     branches: ["main"]
   workflow_dispatch:
 
+concurrency:
+  group: "pages"
+  cancel-in-progress: true
+
 permissions:
   contents: read
   pages: write
diff --git a/README.md b/README.md
index 0964ebb..543d49b 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ to interact with EVM smart contracts using Solidity.
 
 The documentation can be found here: https://docs.eclair.so
 
-Here is a sample session using Eclair:
+Here is a sample session using Eclair that interacts with smart contracts deployed on [Optimism](https://optimism.io/) using a [Ledger](https://www.ledger.com/).
 
 ```python
 >> repl.rpc("https://mainnet.optimism.io")