diff --git a/Cargo.lock b/Cargo.lock
index fafe34f2f25aea070232d616daa41438f7c1fed1..085a597bca95d338d06088cdcd49c7984a97dd43 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1378,7 +1378,7 @@ checksum = "527e8c9ac747e28542699a951517aa9a6945af506cd1f2e1b53a576c17b6cc11"
 dependencies = [
  "bytes 1.0.1",
  "fnv",
- "itoa",
+ "itoa 0.4.7",
 ]
 
 [[package]]
@@ -1424,7 +1424,7 @@ dependencies = [
  "http-body",
  "httparse",
  "httpdate",
- "itoa",
+ "itoa 0.4.7",
  "pin-project 1.0.7",
  "socket2 0.3.19",
  "tokio",
@@ -1516,6 +1516,12 @@ version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
 
+[[package]]
+name = "itoa"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
+
 [[package]]
 name = "js-sys"
 version = "0.3.51"
@@ -2788,11 +2794,11 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.72"
+version = "1.0.73"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d0ffa0837f2dfa6fb90868c2b5468cad482e175f7dad97e7421951e663f2b527"
+checksum = "bcbd0344bc6533bc7ec56df11d42fb70f1b912351c0825ccb7211b59d8af7cf5"
 dependencies = [
- "itoa",
+ "itoa 1.0.1",
  "ryu",
  "serde",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index d7eba1811e2066c1d8a6ea55f1fb1c910d0d4d83..575eb9d570d43ad138a1298f1f3c0ffa8961621d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -36,7 +36,7 @@ blake2 = "0.9.2"
 contract-metadata = { version = "0.5.0", path = "./metadata" }
 semver = { version = "1.0.4", features = ["serde"] }
 serde = { version = "1.0.130", default-features = false, features = ["derive"] }
-serde_json = "1.0.72"
+serde_json = "1.0.73"
 tempfile = "3.2.0"
 url = { version = "2.2.2", features = ["serde"] }
 impl-serde = "0.3.2"
diff --git a/metadata/Cargo.toml b/metadata/Cargo.toml
index b0e834d9a8fd30fff8748600853967642553c515..b9dbd9ced31874a76d6d73a3eabb08561077753c 100644
--- a/metadata/Cargo.toml
+++ b/metadata/Cargo.toml
@@ -20,7 +20,7 @@ path = "lib.rs"
 impl-serde = "0.3.2"
 semver = { version = "1.0.4", features = ["serde"] }
 serde = { version = "1.0.130", default-features = false, features = ["derive"] }
-serde_json = "1.0.72"
+serde_json = "1.0.73"
 url = { version = "2.2.2", features = ["serde"] }
 
 [dev-dependencies]