diff --git a/Cargo.lock b/Cargo.lock
index 68dc3c457..8d56ddb64 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -166,7 +166,7 @@ dependencies = [
  "libc 0.2.68 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "seccomp 0.1.0 (git+https://github.com/firecracker-microvm/firecracker?tag=v0.21.1)",
- "serde_json 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "ssh2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempfile 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -527,7 +527,7 @@ dependencies = [
  "pnet 0.25.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.105 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "vmm-sys-util 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -898,7 +898,7 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.48"
+version = "1.0.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1244,7 +1244,7 @@ dependencies = [
  "anyhow 1.0.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.105 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.105 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "thiserror 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "vm-memory 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "vmm-sys-util 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1306,7 +1306,7 @@ dependencies = [
  "seccomp 0.1.0 (git+https://github.com/firecracker-microvm/firecracker?tag=v0.21.1)",
  "serde 1.0.105 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.105 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "signal-hook 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempfile 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "vfio 0.0.1",
@@ -1465,7 +1465,7 @@ dependencies = [
 "checksum seccomp 0.1.0 (git+https://github.com/firecracker-microvm/firecracker?tag=v0.21.1)" = "<none>"
 "checksum serde 1.0.105 (registry+https://github.com/rust-lang/crates.io-index)" = "e707fbbf255b8fc8c3b99abb91e7257a622caeb20a9818cbadbeeede4e0932ff"
 "checksum serde_derive 1.0.105 (registry+https://github.com/rust-lang/crates.io-index)" = "ac5d00fc561ba2724df6758a17de23df5914f20e41cb00f94d5b7ae42fffaff8"
-"checksum serde_json 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)" = "9371ade75d4c2d6cb154141b9752cf3781ec9c05e0e5cf35060e1e70ee7b9c25"
+"checksum serde_json 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)" = "78a7a12c167809363ec3bd7329fc0a3369056996de43c4b37ef3cd54a6ce4867"
 "checksum signal-hook 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "10b9f3a1686a29f53cfd91ee5e3db3c12313ec02d33765f02c1a9645a1811e2c"
 "checksum signal-hook-registry 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "94f478ede9f64724c5d173d7bb56099ec3e2d9fc2774aac65d34b8b890405f41"
 "checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
diff --git a/net_util/Cargo.toml b/net_util/Cargo.toml
index 5f5c23267..a69bb08e2 100644
--- a/net_util/Cargo.toml
+++ b/net_util/Cargo.toml
@@ -14,4 +14,4 @@ net_gen = { path = "../net_gen" }
 [dev-dependencies]
 lazy_static = "1.3.0"
 pnet = "0.25.0"
-serde_json = "1.0.48"
+serde_json = "1.0.50"