diff --git a/bolt-sidecar/Cargo.lock b/bolt-sidecar/Cargo.lock
index 591c2a45..2da23651 100644
--- a/bolt-sidecar/Cargo.lock
+++ b/bolt-sidecar/Cargo.lock
@@ -7069,9 +7069,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.133"
+version = "1.0.134"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7fceb2473b9166b2294ef05efcb65a3db80803f0b03ef86a5fc88a2b85ee377"
+checksum = "d00f4175c42ee48b15416f6193a959ba3a0d67fc699a0db9ad12df9f83991c7d"
 dependencies = [
  "itoa",
  "memchr",
diff --git a/bolt-sidecar/Cargo.toml b/bolt-sidecar/Cargo.toml
index 5ec25c6f..e9e6b31d 100644
--- a/bolt-sidecar/Cargo.toml
+++ b/bolt-sidecar/Cargo.toml
@@ -59,7 +59,7 @@ lighthouse_bls = { package = "bls", git = "https://github.com/sigp/lighthouse",
 
 # types
 serde = { version = "1.0.216", features = ["derive"] }
-serde_json = "1.0.133"
+serde_json = "1.0.134"
 parking_lot = "0.12.1"
 async-trait = "0.1.79"
 bytes = "1.6.0"