diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index df52ed54c..1835ae5b2 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -377,9 +377,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.121"
+version = "0.2.122"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "efaa7b300f3b5fe8eb6bf21ce3895e1751d9665086af2d64b42f19701015ff4f"
+checksum = "ec647867e2bf0772e28c8bcde4f0d19a9216916e890543b5a03ed8ef27b8f259"
 
 [[package]]
 name = "libfuzzer-sys"
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index 6f2b49a01..f516b68e1 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -10,7 +10,7 @@ cargo-fuzz = true
 
 [dependencies]
 block_util = { path = "../block_util" }
-libc = "0.2.121"
+libc = "0.2.122"
 libfuzzer-sys = "0.4.3"
 qcow = { path = "../qcow" }
 seccompiler = "0.2.0"