diff --git a/yarn-project/sequencer-client/src/publisher/l1-publisher.ts b/yarn-project/sequencer-client/src/publisher/l1-publisher.ts
index e79986c70a7..67a2dbee6a7 100644
--- a/yarn-project/sequencer-client/src/publisher/l1-publisher.ts
+++ b/yarn-project/sequencer-client/src/publisher/l1-publisher.ts
@@ -145,8 +145,8 @@ export class L1Publisher {
   private walletClient: WalletClient<HttpTransport, chains.Chain, PrivateKeyAccount>;
   private account: PrivateKeyAccount;
 
-  public static PROPOSE_GAS_GUESS: bigint = 500_000n;
-  public static PROPOSE_AND_CLAIM_GAS_GUESS: bigint = 600_000n;
+  public static PROPOSE_GAS_GUESS: bigint = 12_000_000n;
+  public static PROPOSE_AND_CLAIM_GAS_GUESS: bigint = this.PROPOSE_GAS_GUESS + 100_000n;
 
   constructor(config: TxSenderConfig & PublisherConfig, client: TelemetryClient) {
     this.sleepTimeMs = config?.l1PublishRetryIntervalMS ?? 60_000;