diff --git a/package.json b/package.json
index daa54419..8f7bd9e8 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@across-protocol/sdk",
   "author": "UMA Team",
-  "version": "3.4.0",
+  "version": "3.4.1",
   "license": "AGPL-3.0",
   "homepage": "https://docs.across.to/reference/sdk",
   "files": [
diff --git a/src/relayFeeCalculator/chain-queries/baseQuery.ts b/src/relayFeeCalculator/chain-queries/baseQuery.ts
index 8e493645..2a1b7b0c 100644
--- a/src/relayFeeCalculator/chain-queries/baseQuery.ts
+++ b/src/relayFeeCalculator/chain-queries/baseQuery.ts
@@ -145,7 +145,7 @@ export class QueryBase implements QueryInterface {
         ...unsignedTx,
         gasLimit: nativeGasCost, // prevents additional gas estimation call
       });
-      const l1GasCost = await provider.estimateL1GasCost(populatedTransaction);
+      const l1GasCost = await (provider as L2Provider<providers.Provider>).estimateL1GasCost(populatedTransaction);
       const l2GasCost = nativeGasCost.mul(gasPrice);
       tokenGasCost = l1GasCost.add(l2GasCost);
     } else {