diff --git a/Cargo.lock b/Cargo.lock
index 348ab82..2293599 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2212,11 +2212,12 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.117"
+version = "1.0.121"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "455182ea6142b14f93f4bc5320a2b31c1f266b66a4a5c858b013302a5d8cbfc3"
+checksum = "4ab380d7d9f22ef3f21ad3e6c1ebe8e4fc7a2000ccba2e4d71fc96f15b2cb609"
 dependencies = [
  "itoa",
+ "memchr",
  "ryu",
  "serde",
 ]
diff --git a/mycelium-api/Cargo.toml b/mycelium-api/Cargo.toml
index 36c396e..395bbf2 100644
--- a/mycelium-api/Cargo.toml
+++ b/mycelium-api/Cargo.toml
@@ -27,4 +27,4 @@ mycelium-metrics = { path = "../mycelium-metrics", features = ["prometheus"] }
 serde = { version = "1.0.203", features = ["derive"] }
 
 [dev-dependencies]
-serde_json = "1.0.117"
+serde_json = "1.0.121"
diff --git a/mycelium-cli/Cargo.toml b/mycelium-cli/Cargo.toml
index 216a9df..301a806 100644
--- a/mycelium-cli/Cargo.toml
+++ b/mycelium-cli/Cargo.toml
@@ -12,7 +12,7 @@ message = ["mycelium/message", "mycelium-api/message"]
 mycelium = { path = "../mycelium" }
 mycelium-api = { path = "../mycelium-api" }
 serde = { version = "1.0.203", features = ["derive"] }
-serde_json = "1.0.117"
+serde_json = "1.0.121"
 base64 = "0.22.1"
 prettytable-rs = "0.10.0"
 tracing = "0.1.40"