diff --git a/runtime/src/bank.rs b/runtime/src/bank.rs
index 4a1e29c2c0..a727b8ac19 100644
--- a/runtime/src/bank.rs
+++ b/runtime/src/bank.rs
@@ -2832,7 +2832,7 @@ impl Bank {
     fn fix_recent_blockhashes_sysvar_delay(&self) -> bool {
         let activation_slot = match self.operating_mode() {
             OperatingMode::Development => 0,
-            OperatingMode::Stable => Slot::MAX / 2,
+            OperatingMode::Stable => 25_580_256, // Epoch 72
             OperatingMode::Preview => Slot::MAX / 2,
         };