diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index 310cb0829..aa6ca6a17 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -413,9 +413,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.127"
+version = "0.2.129"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "505e71a4706fa491e9b1b55f51b95d4037d0821ee40131190475f692b35b009b"
+checksum = "64de3cc433455c14174d42e554d4027ee631c4d046d43e3ecc6efc4636cdc7a7"
 
 [[package]]
 name = "libfuzzer-sys"
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index c95307565..ffac41ec6 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -12,7 +12,7 @@ cargo-fuzz = true
 block_util = { path = "../block_util" }
 devices = { path = "../devices" }
 epoll = "4.3.1"
-libc = "0.2.127"
+libc = "0.2.129"
 libfuzzer-sys = "0.4.3"
 micro_http = { git = "https://github.com/firecracker-microvm/micro-http", branch = "main" }
 once_cell = "1.13.0"