diff --git a/Cargo.lock b/Cargo.lock
index 967ebba91..1c5a1ad6a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1873,9 +1873,9 @@ checksum = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
 
 [[package]]
 name = "libc"
-version = "0.2.71"
+version = "0.2.72"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9457b06509d27052635f90d6466700c65095fdf75409b3fbdd903e988b886f49"
+checksum = "a9f8082297d534141b30c8d39e9b1773713ab50fdbe4ff30f750d063b3bfd701"
 
 [[package]]
 name = "libloading"
diff --git a/ledger/Cargo.toml b/ledger/Cargo.toml
index 7a1209a97..16a70d734 100644
--- a/ledger/Cargo.toml
+++ b/ledger/Cargo.toml
@@ -19,7 +19,7 @@ ed25519-dalek = "1.0.0-pre.3"
 fs_extra = "1.1.0"
 itertools = "0.9.0"
 lazy_static = "1.4.0"
-libc = "0.2.71"
+libc = "0.2.72"
 log = { version = "0.4.8" }
 num_cpus = "1.13.0"
 rand = "0.7.0"
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index c909337d5..c65da1239 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -19,7 +19,7 @@ fnv = "1.0.7"
 fs_extra = "1.1.0"
 itertools = "0.9.0"
 lazy_static = "1.4.0"
-libc = "0.2.71"
+libc = "0.2.72"
 libloading = "0.6.2"
 log = "0.4.8"
 memmap = "0.7.0"
diff --git a/streamer/Cargo.toml b/streamer/Cargo.toml
index d47a00b10..56bb527f7 100644
--- a/streamer/Cargo.toml
+++ b/streamer/Cargo.toml
@@ -15,7 +15,7 @@ solana-sdk = { path = "../sdk", version = "1.3.0" }
 thiserror = "1.0"
 solana-measure = { path = "../measure", version = "1.3.0" }
 solana-logger = { path = "../logger", version = "1.3.0" }
-libc = "0.2.71"
+libc = "0.2.72"
 nix = "0.17.0"
 solana-perf = { path = "../perf", version = "1.3.0" }
 
diff --git a/sys-tuner/Cargo.toml b/sys-tuner/Cargo.toml
index 8b58827c4..7b05ad647 100644
--- a/sys-tuner/Cargo.toml
+++ b/sys-tuner/Cargo.toml
@@ -12,7 +12,7 @@ publish = true
 [dependencies]
 clap = "2.33.1"
 log = "0.4.8"
-libc = "0.2.71"
+libc = "0.2.72"
 solana-clap-utils = { path = "../clap-utils", version = "1.3.0" }
 solana-logger = { path = "../logger", version = "1.3.0" }
 solana-version = { path = "../version", version = "1.3.0" }
diff --git a/validator/Cargo.toml b/validator/Cargo.toml
index 82b5d1bb7..9c80c5cdf 100644
--- a/validator/Cargo.toml
+++ b/validator/Cargo.toml
@@ -32,7 +32,7 @@ solana-vote-program = { path = "../programs/vote", version = "1.3.0" }
 solana-vote-signer = { path = "../vote-signer", version = "1.3.0" }
 
 [target."cfg(unix)".dependencies]
-libc = "0.2.71"
+libc = "0.2.72"
 signal-hook = "0.1.15"
 
 [package.metadata.docs.rs]