diff --git a/ledger-tool/src/main.rs b/ledger-tool/src/main.rs
index 238a752fbc..0b5d5a11a8 100644
--- a/ledger-tool/src/main.rs
+++ b/ledger-tool/src/main.rs
@@ -31,7 +31,7 @@ use solana_runtime::{
     snapshot_utils::SnapshotVersion,
 };
 use solana_sdk::{
-    account::{AccountSharedData, ReadableAccount},
+    account::{AccountSharedData, ReadableAccount, WritableAccount},
     clock::{Epoch, Slot},
     feature::{self, Feature},
     feature_set,
@@ -1899,14 +1899,14 @@ fn main() {
                             .get_program_accounts(&solana_stake_program::id())
                             .into_iter()
                         {
-                            account.lamports = 0;
+                            account.set_lamports(0);
                             bank.store_account(&address, &account);
                         }
                     }
 
                     for address in accounts_to_remove {
                         if let Some(mut account) = bank.get_account(&address) {
-                            account.lamports = 0;
+                            account.set_lamports(0);
                             bank.store_account(&address, &account);
                         }
                     }
@@ -1932,7 +1932,7 @@ fn main() {
                             .get_program_accounts(&solana_vote_program::id())
                             .into_iter()
                         {
-                            account.lamports = 0;
+                            account.set_lamports(0);
                             bank.store_account(&address, &account);
                         }
 
diff --git a/runtime/src/accounts_db.rs b/runtime/src/accounts_db.rs
index f0c07d2b60..a20c24261d 100644
--- a/runtime/src/accounts_db.rs
+++ b/runtime/src/accounts_db.rs
@@ -7418,19 +7418,19 @@ pub mod tests {
         db.store_uncached(0, &[(&frozen_pubkey, &account)]);
 
         // Store with an increase in lamports is ok
-        account.lamports = 2;
+        account.set_lamports(2);
         db.store_uncached(0, &[(&frozen_pubkey, &account)]);
 
         // Store with an decrease that does not go below the frozen amount of lamports is tolerated
-        account.lamports = 1;
+        account.set_lamports(1);
         db.store_uncached(0, &[(&frozen_pubkey, &account)]);
 
         // A store of any value over the frozen value of '1' across different slots is also ok
-        account.lamports = 3;
+        account.set_lamports(3);
         db.store_uncached(1, &[(&frozen_pubkey, &account)]);
-        account.lamports = 2;
+        account.set_lamports(2);
         db.store_uncached(2, &[(&frozen_pubkey, &account)]);
-        account.lamports = 1;
+        account.set_lamports(1);
         db.store_uncached(3, &[(&frozen_pubkey, &account)]);
     }
 
diff --git a/runtime/src/bank.rs b/runtime/src/bank.rs
index 4b4c002092..cabbb6934a 100644
--- a/runtime/src/bank.rs
+++ b/runtime/src/bank.rs
@@ -33,7 +33,7 @@ use solana_metrics::{datapoint_debug, inc_new_counter_debug, inc_new_counter_inf
 use solana_sdk::{
     account::{
         create_account_shared_data_with_fields as create_account, from_account, Account,
-        AccountSharedData, InheritableAccountFields, ReadableAccount,
+        AccountSharedData, InheritableAccountFields, ReadableAccount, WritableAccount,
     },
     clock::{
         Epoch, Slot, SlotCount, SlotIndex, UnixTimestamp, DEFAULT_TICKS_PER_SECOND,
@@ -2213,7 +2213,7 @@ impl Bank {
 
                     // Resetting account balance to 0 is needed to really purge from AccountsDb and
                     // flush the Stakes cache
-                    account.lamports = 0;
+                    account.set_lamports(0);
                     self.store_account(&program_id, &account);
                     None
                 }
@@ -4988,7 +4988,7 @@ impl Bank {
             for reward_pubkey in self.rewards_pool_pubkeys.iter() {
                 if let Some(mut reward_account) = self.get_account_with_fixed_root(&reward_pubkey) {
                     if reward_account.lamports == u64::MAX {
-                        reward_account.lamports = 0;
+                        reward_account.set_lamports(0);
                         self.store_account(&reward_pubkey, &reward_account);
                         // Adjust capitalization.... it has been wrapping, reducing the real capitalization by 1-lamport
                         self.capitalization.fetch_add(1, Relaxed);
@@ -11833,7 +11833,7 @@ pub(crate) mod tests {
             .copied()
             .unwrap();
         let mut bootstrap_stake_account = bank.get_account(&bootstrap_stake_pubkey).unwrap();
-        bootstrap_stake_account.lamports = 10000000;
+        bootstrap_stake_account.set_lamports(10000000);
         bank.store_account(&bootstrap_stake_pubkey, &bootstrap_stake_account);
 
         assert_eq!(bank.rewrite_stakes(), (1, 1));
@@ -12110,7 +12110,7 @@ pub(crate) mod tests {
             .get_account(&validator_vote_keypairs0.vote_keypair.pubkey())
             .unwrap_or_default();
         let original_lamports = vote_account.lamports;
-        vote_account.lamports = 0;
+        vote_account.set_lamports(0);
         // Simulate vote account removal via full withdrawal
         bank.store_account(
             &validator_vote_keypairs0.vote_keypair.pubkey(),
diff --git a/runtime/src/stakes.rs b/runtime/src/stakes.rs
index 24902f2995..f43844abd5 100644
--- a/runtime/src/stakes.rs
+++ b/runtime/src/stakes.rs
@@ -230,7 +230,7 @@ impl Stakes {
 #[cfg(test)]
 pub mod tests {
     use super::*;
-    use solana_sdk::{pubkey::Pubkey, rent::Rent};
+    use solana_sdk::{account::WritableAccount, pubkey::Pubkey, rent::Rent};
     use solana_stake_program::stake_state;
     use solana_vote_program::vote_state::{self, VoteState, VoteStateVersions};
 
@@ -318,7 +318,7 @@ pub mod tests {
                 );
             }
 
-            stake_account.lamports = 42;
+            stake_account.set_lamports(42);
             stakes.store(&stake_pubkey, &stake_account, true, true);
             {
                 let vote_accounts = stakes.vote_accounts();
@@ -342,7 +342,7 @@ pub mod tests {
                 ); // now stake of 42 is activated
             }
 
-            stake_account.lamports = 0;
+            stake_account.set_lamports(0);
             stakes.store(&stake_pubkey, &stake_account, true, true);
             {
                 let vote_accounts = stakes.vote_accounts();
@@ -394,7 +394,7 @@ pub mod tests {
             assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 10);
         }
 
-        vote_account.lamports = 0;
+        vote_account.set_lamports(0);
         stakes.store(&vote_pubkey, &vote_account, true, true);
 
         {
@@ -402,7 +402,7 @@ pub mod tests {
             assert!(vote_accounts.get(&vote_pubkey).is_none());
         }
 
-        vote_account.lamports = 1;
+        vote_account.set_lamports(1);
         stakes.store(&vote_pubkey, &vote_account, true, true);
 
         {