diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index 40cc1f2..4026c64 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -511,9 +511,9 @@ dependencies = [
 
 [[package]]
 name = "nix"
-version = "0.29.0"
+version = "0.31.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71e2746dc3a24dd78b3cfcb7be93368c6de9963d30f43a6a73998a9cf4b17b46"
+checksum = "cf20d2fde8ff38632c426f1165ed7436270b44f199fc55284c38276f9db47c3d"
 dependencies = [
  "bitflags",
  "cfg-if",
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index 19106b1..713222b 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -37,7 +37,7 @@ kernel_core = { path = "../kernel/kernel_core" }
 # These are optional to avoid requiring syzkaller deps for simple cargo-fuzz runs
 anyhow = { version = "1.0", optional = true }
 tempfile = { version = "3.0", optional = true }
-nix = { version = "0.29", features = ["signal"], optional = true }
+nix = { version = "0.31", features = ["signal"], optional = true }
 hex = { version = "0.4", optional = true }
 sha2 = { version = "0.10", optional = true }
 rand = { version = "0.8", optional = true }