diff --git a/Cargo.lock b/Cargo.lock
index 7701b341..53559d96 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2450,9 +2450,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.146"
+version = "0.2.147"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f92be4933c13fd498862a9e02a3055f8a8d9c039ce33db97306fd5a6caa7f29b"
+checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
 
 [[package]]
 name = "libm"
diff --git a/transports/tcp/Cargo.toml b/transports/tcp/Cargo.toml
index 62074603..55490b58 100644
--- a/transports/tcp/Cargo.toml
+++ b/transports/tcp/Cargo.toml
@@ -15,7 +15,7 @@ async-io = { version = "1.13.0", optional = true }
 futures = "0.3.28"
 futures-timer = "3.0"
 if-watch = "3.0.1"
-libc = "0.2.145"
+libc = "0.2.147"
 libp2p-core = { workspace = true }
 libp2p-identity = { workspace = true }
 log = "0.4.19"