diff --git a/src/utils/getL2ToL1Messages.ts b/src/utils/getL2ToL1Messages.ts
index c7071c7..02bb735 100644
--- a/src/utils/getL2ToL1Messages.ts
+++ b/src/utils/getL2ToL1Messages.ts
@@ -73,7 +73,7 @@ export const getL2ToL1Messages = async (
                       deadlineBlock,
                       etaSeconds: deadlineBlock
                         .sub(currentL1Block)
-                        .mul(15)
+                        .mul(12)
                         .toNumber(),
                     }
                   : null,