diff --git a/src/networks/mod.rs b/src/networks/mod.rs
index e315f0ec6fc..c1c28492350 100644
--- a/src/networks/mod.rs
+++ b/src/networks/mod.rs
@@ -282,7 +282,8 @@ impl ChainConfig {
             breeze_gas_tamping_duration: BREEZE_GAS_TAMPING_DURATION,
             // 3 days on calibnet
             fip0081_ramp_duration_epochs: 3 * EPOCHS_IN_DAY as u64,
-            f3_bootstrap_epoch: -1,
+            // 2024-10-24T13:30:00Z
+            f3_bootstrap_epoch: 2_081_674,
             f3_initial_power_table: Default::default(),
             f3_manifest_server: Some(
                 "12D3KooWS9vD9uwm8u2uPyJV32QBAhKAmPYwmziAgr3Xzk2FU1Mr"