diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index c4745b051..967d22e92 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -435,9 +435,9 @@ checksum = "68783febc7782c6c5cb401fbda4de5a9898be1762314da0bb2c10ced61f18b0c"
 
 [[package]]
 name = "libfuzzer-sys"
-version = "0.4.4"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae185684fe19814afd066da15a7cc41e126886c21282934225d9fc847582da58"
+checksum = "c8fff891139ee62800da71b7fd5b508d570b9ad95e614a53c6f453ca08366038"
 dependencies = [
  "arbitrary",
  "cc",
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index 4211be46c..0ae33ad2a 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -13,7 +13,7 @@ block_util = { path = "../block_util" }
 devices = { path = "../devices" }
 epoll = "4.3.1"
 libc = "0.2.135"
-libfuzzer-sys = "0.4.4"
+libfuzzer-sys = "0.4.5"
 micro_http = { git = "https://github.com/firecracker-microvm/micro-http", branch = "main" }
 once_cell = "1.15.0"
 qcow = { path = "../qcow" }