From ed01591be6ec6c4fcb7c04011f93d82c7a85fd64 Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Fri, 24 Jul 2020 17:35:02 -0700
Subject: [PATCH] Designate mainnet-beta epoch 61 as an upgrade epoch

---
 runtime/src/bank.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/runtime/src/bank.rs b/runtime/src/bank.rs
index b22de90b1c..ea3953c938 100644
--- a/runtime/src/bank.rs
+++ b/runtime/src/bank.rs
@@ -1510,7 +1510,7 @@ impl Bank {
             #[cfg(not(test))]
             OperatingMode::Development => false,
             OperatingMode::Preview => false,
-            OperatingMode::Stable => self.epoch == Epoch::max_value(),
+            OperatingMode::Stable => self.epoch == 61,
         }
     }