diff --git a/Cargo.lock b/Cargo.lock
index 122756b08..f3cf180e9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2778,7 +2778,7 @@ dependencies = [
  "solana-frozen-abi",
  "solana-frozen-abi-macro",
  "solana-hash",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
 ]
 
 [[package]]
@@ -2796,7 +2796,7 @@ dependencies = [
  "serde_with",
  "solana-keypair",
  "solana-signature",
- "solana-signer",
+ "solana-signer 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "subtle",
  "thiserror 2.0.11",
 ]
@@ -2840,10 +2840,10 @@ dependencies = [
  "solana-message",
  "solana-pubkey",
  "solana-signature",
- "solana-signer",
+ "solana-signer 2.2.1",
  "solana-system-interface",
  "solana-transaction",
- "solana-transaction-error",
+ "solana-transaction-error 2.2.1",
 ]
 
 [[package]]
@@ -2946,7 +2946,7 @@ dependencies = [
  "solana-precompile-error",
  "solana-sdk",
  "solana-sdk-ids",
- "solana-signer",
+ "solana-signer 2.2.1",
 ]
 
 [[package]]
@@ -3151,7 +3151,7 @@ dependencies = [
  "solana-sdk-ids",
  "solana-sha256-hasher",
  "solana-shred-version",
- "solana-signer",
+ "solana-signer 2.2.1",
  "solana-time-utils",
 ]
 
@@ -3180,7 +3180,7 @@ dependencies = [
  "solana-atomic-u64",
  "solana-frozen-abi",
  "solana-frozen-abi-macro",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "wasm-bindgen",
 ]
 
@@ -3223,7 +3223,7 @@ dependencies = [
  "solana-instruction",
  "solana-program-error",
  "solana-pubkey",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-sdk-ids",
  "solana-serialize-utils",
  "solana-sysvar-id",
@@ -3241,7 +3241,7 @@ dependencies = [
  "solana-frozen-abi",
  "solana-frozen-abi-macro",
  "solana-hash",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
 ]
 
 [[package]]
@@ -3258,7 +3258,7 @@ dependencies = [
  "solana-seed-derivable",
  "solana-seed-phrase",
  "solana-signature",
- "solana-signer",
+ "solana-signer 2.2.1",
  "static_assertions",
  "tiny-bip39",
  "wasm-bindgen",
@@ -3356,13 +3356,13 @@ dependencies = [
  "solana-nonce",
  "solana-program",
  "solana-pubkey",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-sdk-ids",
  "solana-sha256-hasher",
  "solana-short-vec",
  "solana-system-interface",
  "solana-sysvar",
- "solana-transaction-error",
+ "solana-transaction-error 2.2.1",
  "static_assertions",
  "wasm-bindgen",
 ]
@@ -3414,10 +3414,10 @@ dependencies = [
  "solana-offchain-message",
  "solana-packet",
  "solana-pubkey",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-sha256-hasher",
  "solana-signature",
- "solana-signer",
+ "solana-signer 2.2.1",
  "static_assertions",
 ]
 
@@ -3497,7 +3497,7 @@ dependencies = [
  "solana-keypair",
  "solana-pubkey",
  "solana-signature",
- "solana-signer",
+ "solana-signer 2.2.1",
 ]
 
 [[package]]
@@ -3566,7 +3566,7 @@ dependencies = [
  "solana-program-pack",
  "solana-pubkey",
  "solana-rent",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-sdk-ids",
  "solana-sdk-macro",
  "solana-secp256k1-recover",
@@ -3655,7 +3655,7 @@ dependencies = [
  "solana-frozen-abi-macro",
  "solana-program",
  "solana-pubkey",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-sha256-hasher",
  "strum",
  "strum_macros",
@@ -3739,6 +3739,12 @@ dependencies = [
 name = "solana-sanitize"
 version = "2.2.1"
 
+[[package]]
+name = "solana-sanitize"
+version = "2.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61f1bc1357b8188d9c4a3af3fc55276e56987265eb7ad073ae6f8180ee54cecf"
+
 [[package]]
 name = "solana-sdk"
 version = "2.2.2"
@@ -3792,7 +3798,7 @@ dependencies = [
  "solana-rent-debits",
  "solana-reserved-account-keys",
  "solana-reward-info",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-sdk",
  "solana-sdk-ids",
  "solana-sdk-macro",
@@ -3806,12 +3812,12 @@ dependencies = [
  "solana-short-vec",
  "solana-shred-version",
  "solana-signature",
- "solana-signer",
+ "solana-signer 2.2.1",
  "solana-system-transaction",
  "solana-time-utils",
  "solana-transaction",
  "solana-transaction-context",
- "solana-transaction-error",
+ "solana-transaction-error 2.2.1",
  "solana-validator-exit",
  "thiserror 2.0.11",
  "wasm-bindgen",
@@ -3862,7 +3868,7 @@ dependencies = [
  "solana-sdk-ids",
  "solana-secp256k1-program",
  "solana-signature",
- "solana-signer",
+ "solana-signer 2.2.1",
 ]
 
 [[package]]
@@ -3939,7 +3945,7 @@ dependencies = [
  "serde",
  "solana-instruction",
  "solana-pubkey",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
 ]
 
 [[package]]
@@ -3989,7 +3995,7 @@ dependencies = [
  "solana-frozen-abi",
  "solana-frozen-abi-macro",
  "solana-pubkey",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-short-vec",
  "solana-signature",
 ]
@@ -4000,7 +4006,18 @@ version = "2.2.1"
 dependencies = [
  "solana-pubkey",
  "solana-signature",
- "solana-transaction-error",
+ "solana-transaction-error 2.2.1",
+]
+
+[[package]]
+name = "solana-signer"
+version = "2.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c41991508a4b02f021c1342ba00bcfa098630b213726ceadc7cb032e051975b"
+dependencies = [
+ "solana-pubkey",
+ "solana-signature",
+ "solana-transaction-error 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4082,7 +4099,7 @@ dependencies = [
  "solana-keypair",
  "solana-message",
  "solana-pubkey",
- "solana-signer",
+ "solana-signer 2.2.1",
  "solana-system-interface",
  "solana-transaction",
 ]
@@ -4119,7 +4136,7 @@ dependencies = [
  "solana-program-memory",
  "solana-pubkey",
  "solana-rent",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-sdk",
  "solana-sdk-ids",
  "solana-sdk-macro",
@@ -4168,16 +4185,16 @@ dependencies = [
  "solana-presigner",
  "solana-program",
  "solana-pubkey",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
  "solana-sdk",
  "solana-sdk-ids",
  "solana-sha256-hasher",
  "solana-short-vec",
  "solana-signature",
- "solana-signer",
+ "solana-signer 2.2.1",
  "solana-system-interface",
  "solana-transaction",
- "solana-transaction-error",
+ "solana-transaction-error 2.2.1",
  "static_assertions",
  "wasm-bindgen",
 ]
@@ -4207,7 +4224,17 @@ dependencies = [
  "solana-frozen-abi",
  "solana-frozen-abi-macro",
  "solana-instruction",
- "solana-sanitize",
+ "solana-sanitize 2.2.1",
+]
+
+[[package]]
+name = "solana-transaction-error"
+version = "2.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "222a9dc8fdb61c6088baab34fc3a8b8473a03a7a5fd404ed8dd502fa79b67cb1"
+dependencies = [
+ "solana-instruction",
+ "solana-sanitize 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
diff --git a/bls/Cargo.toml b/bls/Cargo.toml
index 71f066886..186a83a0a 100644
--- a/bls/Cargo.toml
+++ b/bls/Cargo.toml
@@ -20,8 +20,8 @@ blstrs = { workspace = true }
 ff = { workspace = true }
 group = { workspace = true }
 rand = { workspace = true }
-solana-signature = { workspace = true, optional = true }
-solana-signer = { workspace = true, optional = true }
+solana-signature = { version = "2.2.1", optional = true }
+solana-signer = { version = "2.2.1", optional = true }
 subtle = { workspace = true, optional = true }
 thiserror = { workspace = true }