diff --git a/yarn-project/acir-simulator/src/avm/opcodes/accrued_substate.test.ts b/yarn-project/acir-simulator/src/avm/opcodes/accrued_substate.test.ts
index 72ff0a7c614..0163b8bea21 100644
--- a/yarn-project/acir-simulator/src/avm/opcodes/accrued_substate.test.ts
+++ b/yarn-project/acir-simulator/src/avm/opcodes/accrued_substate.test.ts
@@ -124,7 +124,7 @@ describe('Accrued Substate', () => {
 
       const journalState = journal.flush();
       const expected = values.map(v => v.toFr());
-      expect(journalState.newLogs).toEqual([expected]);
+      expect(journalState.newL1Messages).toEqual([expected]);
     });
   });
 
diff --git a/yarn-project/acir-simulator/src/avm/opcodes/accrued_substate.ts b/yarn-project/acir-simulator/src/avm/opcodes/accrued_substate.ts
index 00c78f6879f..1e85dde5d20 100644
--- a/yarn-project/acir-simulator/src/avm/opcodes/accrued_substate.ts
+++ b/yarn-project/acir-simulator/src/avm/opcodes/accrued_substate.ts
@@ -71,7 +71,7 @@ export class EmitUnencryptedLog extends Instruction {
 }
 
 export class SendL2ToL1Message extends Instruction {
-  static type: string = 'EMITUNENCRYPTEDLOG';
+  static type: string = 'SENDL2TOL1MSG';
   static readonly opcode: Opcode = Opcode.SENDL2TOL1MSG;
   // Informs (de)serialization. See Instruction.deserialize.
   static readonly wireFormat = [OperandType.UINT8, OperandType.UINT8, OperandType.UINT32, OperandType.UINT32];
@@ -86,7 +86,7 @@ export class SendL2ToL1Message extends Instruction {
     }
 
     const msg = machineState.memory.getSlice(this.msgOffset, this.msgSize).map(f => f.toFr());
-    journal.writeLog(msg);
+    journal.writeL1Message(msg);
 
     this.incrementPc(machineState);
   }