diff --git a/Cargo.lock b/Cargo.lock
index 694d238ba4966a..e17601eb3bdf0f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6430,7 +6430,9 @@ dependencies = [
  "solana-measure",
  "solana-metrics",
  "solana-net-utils",
- "solana-sdk",
+ "solana-signer",
+ "solana-time-utils",
+ "solana-transaction-error",
  "thiserror",
  "tokio",
 ]
diff --git a/connection-cache/Cargo.toml b/connection-cache/Cargo.toml
index 28577bac0c066e..b42d0f2b23af1f 100644
--- a/connection-cache/Cargo.toml
+++ b/connection-cache/Cargo.toml
@@ -21,7 +21,9 @@ rand = { workspace = true }
 rayon = { workspace = true }
 solana-measure = { workspace = true }
 solana-metrics = { workspace = true }
-solana-sdk = { workspace = true }
+solana-signer = { workspace = true, features = ["keypair"] }
+solana-time-utils = { workspace = true }
+solana-transaction-error = { workspace = true }
 thiserror = { workspace = true }
 tokio = { workspace = true, features = ["full"] }
 
diff --git a/connection-cache/src/client_connection.rs b/connection-cache/src/client_connection.rs
index 6579157b79df9c..1469910633e703 100644
--- a/connection-cache/src/client_connection.rs
+++ b/connection-cache/src/client_connection.rs
@@ -1,6 +1,6 @@
 use {
     solana_metrics::MovingStat,
-    solana_sdk::transport::Result as TransportResult,
+    solana_transaction_error::TransportResult,
     std::{net::SocketAddr, sync::atomic::AtomicU64},
 };
 
diff --git a/connection-cache/src/connection_cache.rs b/connection-cache/src/connection_cache.rs
index 5e44b98d4c911d..330b4d84d3d34a 100644
--- a/connection-cache/src/connection_cache.rs
+++ b/connection-cache/src/connection_cache.rs
@@ -9,7 +9,8 @@ use {
     log::*,
     rand::{thread_rng, Rng},
     solana_measure::measure::Measure,
-    solana_sdk::{signature::Keypair, timing::AtomicInterval},
+    solana_signer::keypair::Keypair,
+    solana_time_utils::AtomicInterval,
     std::{
         net::SocketAddr,
         sync::{atomic::Ordering, Arc, RwLock},
@@ -513,7 +514,7 @@ mod tests {
         async_trait::async_trait,
         rand::{Rng, SeedableRng},
         rand_chacha::ChaChaRng,
-        solana_sdk::transport::Result as TransportResult,
+        solana_transaction_error::TransportResult,
         std::{
             net::{IpAddr, Ipv4Addr, SocketAddr, UdpSocket},
             sync::Arc,
diff --git a/connection-cache/src/nonblocking/client_connection.rs b/connection-cache/src/nonblocking/client_connection.rs
index ef79674057088f..8213a38d51ea84 100644
--- a/connection-cache/src/nonblocking/client_connection.rs
+++ b/connection-cache/src/nonblocking/client_connection.rs
@@ -1,9 +1,6 @@
 //! Trait defining async send functions, to be used for UDP or QUIC sending
 
-use {
-    async_trait::async_trait, solana_sdk::transport::Result as TransportResult,
-    std::net::SocketAddr,
-};
+use {async_trait::async_trait, solana_transaction_error::TransportResult, std::net::SocketAddr};
 
 #[async_trait]
 pub trait ClientConnection {
diff --git a/programs/sbf/Cargo.lock b/programs/sbf/Cargo.lock
index abc97f019a7188..60c92f32c14aa3 100644
--- a/programs/sbf/Cargo.lock
+++ b/programs/sbf/Cargo.lock
@@ -5142,7 +5142,9 @@ dependencies = [
  "rayon",
  "solana-measure",
  "solana-metrics",
- "solana-sdk",
+ "solana-signer",
+ "solana-time-utils",
+ "solana-transaction-error",
  "thiserror",
  "tokio",
 ]