diff --git a/programs/stake/src/config.rs b/programs/stake/src/config.rs
index 473aa9c4a1..ee968d40c4 100644
--- a/programs/stake/src/config.rs
+++ b/programs/stake/src/config.rs
@@ -4,7 +4,7 @@ use bincode::{deserialize, serialized_size};
 use serde_derive::{Deserialize, Serialize};
 use solana_config_program::{create_config_account, get_config_data, ConfigState};
 use solana_sdk::{
-    account::{AccountSharedData, ReadableAccount},
+    account::{AccountSharedData, ReadableAccount, WritableAccount},
     genesis_config::GenesisConfig,
     instruction::InstructionError,
     keyed_account::KeyedAccount,
@@ -53,7 +53,7 @@ pub fn add_genesis_account(genesis_config: &mut GenesisConfig) -> u64 {
     let mut account = create_config_account(vec![], &Config::default(), 0);
     let lamports = genesis_config.rent.minimum_balance(account.data().len());
 
-    account.lamports = lamports.max(1);
+    account.set_lamports(lamports.max(1));
 
     genesis_config.add_account(id(), account);
 
diff --git a/runtime/src/message_processor.rs b/runtime/src/message_processor.rs
index 5fbdf288b0..ade4c89ca2 100644
--- a/runtime/src/message_processor.rs
+++ b/runtime/src/message_processor.rs
@@ -915,7 +915,9 @@ impl MessageProcessor {
                         );
                         return Err(InstructionError::InvalidRealloc);
                     }
-                    dst_keyed_account.try_account_ref_mut()?.lamports = src_keyed_account.lamports;
+                    dst_keyed_account
+                        .try_account_ref_mut()?
+                        .set_lamports(src_keyed_account.lamports());
                     dst_keyed_account
                         .try_account_ref_mut()?
                         .set_owner(*src_keyed_account.owner());