diff --git a/Cargo.lock b/Cargo.lock
index 37971fded..843e455af 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1039,7 +1039,7 @@ dependencies = [
  "solana-native-token",
  "solana-program",
  "solana-pubkey 3.0.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-system-interface 2.0.0",
  "solana-transaction 3.1.0",
 ]
@@ -1056,7 +1056,7 @@ dependencies = [
  "solana-keypair",
  "solana-native-token",
  "solana-pubkey 3.0.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-system-interface 2.0.0",
  "solana-transaction 3.1.0",
 ]
@@ -2455,7 +2455,7 @@ dependencies = [
  "solana-native-token",
  "solana-program",
  "solana-pubkey 3.0.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-system-interface 2.0.0",
  "solana-transaction 3.1.0",
 ]
@@ -2472,7 +2472,7 @@ dependencies = [
  "solana-native-token",
  "solana-program",
  "solana-pubkey 3.0.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-system-interface 2.0.0",
  "solana-transaction 3.1.0",
 ]
@@ -2488,7 +2488,7 @@ dependencies = [
  "solana-keypair",
  "solana-native-token",
  "solana-pubkey 3.0.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-system-interface 2.0.0",
  "solana-transaction 3.1.0",
 ]
@@ -2724,7 +2724,7 @@ dependencies = [
  "solana-keypair",
  "solana-native-token",
  "solana-pubkey 3.0.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-system-interface 2.0.0",
  "solana-transaction 3.1.0",
 ]
@@ -3476,7 +3476,7 @@ dependencies = [
  "solana-instruction",
  "solana-program-error",
  "solana-pubkey 4.1.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-sdk-ids",
  "solana-system-interface 3.1.0",
 ]
@@ -3904,7 +3904,7 @@ dependencies = [
  "solana-program-option",
  "solana-program-pack",
  "solana-pubkey 4.1.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-sdk-ids",
  "solana-secp256k1-recover",
  "solana-serde-varint",
@@ -4044,9 +4044,9 @@ dependencies = [
 
 [[package]]
 name = "solana-rent"
-version = "4.1.0"
+version = "4.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1771d726d4854f1818c750e14aff40b19d84720d0b1b6d53e50e8f16cb6bd62"
+checksum = "40f02fbe2669ebe5d851dbf29a02e91ed6244b051bb64fcc57e6644aba636063"
 dependencies = [
  "serde",
  "serde_derive",
@@ -4491,7 +4491,7 @@ dependencies = [
  "solana-program-error",
  "solana-program-memory",
  "solana-pubkey 4.1.0",
- "solana-rent 4.1.0",
+ "solana-rent 4.2.1",
  "solana-sdk-ids",
  "solana-sdk-macro",
  "solana-slot-hashes",