diff --git a/Cargo.lock b/Cargo.lock
index 0025340eb5..8f8e9a02c9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -594,7 +594,7 @@ dependencies = [
 
 [[package]]
 name = "core_affinity"
-version = "0.5.9"
+version = "0.5.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3356,7 +3356,7 @@ dependencies = [
  "bs58 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "core_affinity 0.5.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "core_affinity 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "crc 1.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-channel 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "ed25519-dalek 1.0.0-pre.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5586,7 +5586,7 @@ dependencies = [
 "checksum constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8ff012e225ce166d4422e0e78419d901719760f62ae2b7969ca6b564d1b54a9e"
 "checksum cookie 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "888604f00b3db336d2af898ec3c1d5d0ddf5e6d462220f2ededc33a87ac4bbd5"
 "checksum cookie_store 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "46750b3f362965f197996c4448e4a0935e791bf7d6631bfce9ee0af3d24c919c"
-"checksum core_affinity 0.5.9 (registry+https://github.com/rust-lang/crates.io-index)" = "6d162c6e463c31dbf78fefa99d042156c1c74d404e299cfe3df2923cb857595b"
+"checksum core_affinity 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)" = "7f8a03115cc34fb0d7c321dd154a3914b3ca082ccc5c11d91bf7117dbbe7171f"
 "checksum crc 1.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d663548de7f5cca343f1e0a48d14dcfb0e9eb4e079ec58883b7251539fa10aeb"
 "checksum crc32fast 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ba125de2af0df55319f41944744ad91c71113bf74a4646efff39afe1f6842db1"
 "checksum criterion-stats 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "387df94cb74ada1b33e10ce034bb0d9360cc73edb5063e7d7d4120a40ee1c9d2"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 16002d30dd..6a047dc334 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -18,7 +18,7 @@ bincode = "1.2.1"
 bs58 = "0.3.0"
 byteorder = "1.3.2"
 chrono = { version = "0.4.10", features = ["serde"] }
-core_affinity = "0.5.9"
+core_affinity = "0.5.10"
 crc = { version = "1.8.1", optional = true }
 crossbeam-channel = "0.3"
 fs_extra = "1.1.0"