diff --git a/Cargo.lock b/Cargo.lock
index dd7f27a289..e6a1c6b463 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4095,9 +4095,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.119"
+version = "1.0.120"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8eddb61f0697cc3989c5d64b452f5488e2b8a60fd7d5076a3045076ffef8cb0"
+checksum = "4e0d21c9a8cae1235ad58a00c11cb40d4b1e5c784f1ef2c537876ed6ffd8b7c5"
 dependencies = [
  "itoa",
  "ryu",
diff --git a/Cargo.toml b/Cargo.toml
index 148f1592ad..5958d5a4bf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -99,7 +99,7 @@ scale-encode = { version = "0.7.1", default-features = false }
 scale-typegen = "0.8.0"
 scale-typegen-description = "0.8.0"
 serde = { version = "1.0.204", default-features = false, features = ["derive"] }
-serde_json = { version = "1.0.119", default-features = false }
+serde_json = { version = "1.0.120", default-features = false }
 syn = { version = "2.0.15", features = ["full", "extra-traits"] }
 thiserror = "1.0.61"
 tokio = { version = "1.38", default-features = false }