diff --git a/Cargo.lock b/Cargo.lock
index 4f255ae..c0fc6db 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1621,11 +1621,12 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.120"
+version = "1.0.121"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e0d21c9a8cae1235ad58a00c11cb40d4b1e5c784f1ef2c537876ed6ffd8b7c5"
+checksum = "4ab380d7d9f22ef3f21ad3e6c1ebe8e4fc7a2000ccba2e4d71fc96f15b2cb609"
 dependencies = [
  "itoa",
+ "memchr",
  "ryu",
  "serde",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 3743d09..9b1847b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,7 +25,7 @@ chrono = { version = "0.4.38", features = ["serde"] }
 dotenv = "0.15.0"
 reqwest = { version = "0.12.5", features = ["json"] }
 serde = { version = "1.0.204", features = ["derive"] }
-serde_json = "1.0.120"
+serde_json = "1.0.121"
 tokio = { version = "1.38.0", features = ["full"] }
 
 # Strip symbols from the binary.
diff --git a/wspr_cdk_server/Cargo.toml b/wspr_cdk_server/Cargo.toml
index b3dec67..160fd03 100644
--- a/wspr_cdk_server/Cargo.toml
+++ b/wspr_cdk_server/Cargo.toml
@@ -12,5 +12,5 @@ chrono = { version = "0.4.38", features = ["serde"] }
 dotenv = "0.15.0"
 rocket = { version = "0.5.1", features = ["json"] }
 serde = { version = "1.0.204", features = ["derive"] }
-serde_json = "1.0.120"
+serde_json = "1.0.121"
 tokio = { version = "1.38.0", features = ["full"] }
\ No newline at end of file