diff --git a/cumulus/Cargo.lock b/cumulus/Cargo.lock
index 7fdf90f405..b27c337745 100644
--- a/cumulus/Cargo.lock
+++ b/cumulus/Cargo.lock
@@ -10528,9 +10528,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.89"
+version = "1.0.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "020ff22c755c2ed3f8cf162dbb41a7268d934702f3ed3631656ea597e08fc3db"
+checksum = "877c235533714907a8c2464236f5c4b2a17262ef1bd71f38f35ea592c8da6883"
 dependencies = [
  "itoa 1.0.4",
  "ryu",
diff --git a/cumulus/client/relay-chain-rpc-interface/Cargo.toml b/cumulus/client/relay-chain-rpc-interface/Cargo.toml
index 70d778457a..e9e682a45b 100644
--- a/cumulus/client/relay-chain-rpc-interface/Cargo.toml
+++ b/cumulus/client/relay-chain-rpc-interface/Cargo.toml
@@ -28,6 +28,6 @@ jsonrpsee = { version = "0.16.2", features = ["ws-client"] }
 tracing = "0.1.37"
 async-trait = "0.1.59"
 url = "2.3.1"
-serde_json = "1.0.87"
+serde_json = "1.0.91"
 serde = "1.0.151"
 lru = "0.8.1"