diff --git a/examples/setup-fast-withdrawal/1-create_multisig.ts b/examples/setup-fast-withdrawal/1-create_multisig.ts
index fbcc6ed4..a30d7334 100644
--- a/examples/setup-fast-withdrawal/1-create_multisig.ts
+++ b/examples/setup-fast-withdrawal/1-create_multisig.ts
@@ -73,7 +73,7 @@ async function main() {
   //execute the transaction
   //https://help.safe.global/en/articles/40834-verify-safe-creation
   //in the executed transaction find `ProxyCreation` event
-  //Data singleton : <address> is what you're looing for
+  //Data proxy : <address> is what you're looing for
 }
 
 main();
diff --git a/examples/setup-fast-withdrawal/4-configure-minimum-assertion-period.ts b/examples/setup-fast-withdrawal/4-configure-minimum-assertion-period.ts
index 61b496c7..1514e17c 100644
--- a/examples/setup-fast-withdrawal/4-configure-minimum-assertion-period.ts
+++ b/examples/setup-fast-withdrawal/4-configure-minimum-assertion-period.ts
@@ -129,16 +129,15 @@ async function main() {
 
   // Batch poster configuration
   const timeDelay = getTimeDelayFromNumberOfBlocks(parentChain.id, minimumAssertionPeriod);
-  console.log('Your batch poster has to run at least nitro v3.1.1');
+  console.log('Your batch poster has to run at least nitro v3.1.2');
   console.log('Add the following parameter:');
   console.log(`--node.batch-poster.max-delay=${timeDelay}`);
   console.log('');
 
   // Validator configuration
-  console.log('Your validators have to run at least nitro v3.1.1');
+  console.log('Your validators have to run at least nitro v3.1.2');
   console.log('Add the following parameters:');
   console.log(`--node.staker.enable-fast-confirmation=true`);
-  console.log(`--node.staker.fast-confirm-safe-address=${process.env.FC_VALIDATORS_SAFE_ADDRESS}`);
   console.log(`--node.staker.make-assertion-interval=${timeDelay}`);
   console.log('');