diff --git a/src/processor/mine.rs b/src/processor/mine.rs
index bb3b67c..8038eb2 100644
--- a/src/processor/mine.rs
+++ b/src/processor/mine.rs
@@ -157,10 +157,7 @@ pub fn process_mine<'a, 'info>(
     sol_log(&format!("Total {}", reward));
     sol_log(&format!("Bus {}", bus.rewards));
     bus.theoretical_rewards = bus.theoretical_rewards.saturating_add(reward);
-    bus.rewards = bus
-        .rewards
-        .checked_sub(reward_actual)
-        .expect("This should not happen");
+    bus.rewards = bus.rewards.saturating_sub(reward_actual);
     proof.balance = proof.balance.saturating_add(reward_actual);
 
     // Hash recent slot hash into the next challenge to prevent pre-mining attacks