diff --git a/example/Cargo.lock b/example/Cargo.lock
index fc5a239..39a7f9c 100644
--- a/example/Cargo.lock
+++ b/example/Cargo.lock
@@ -611,11 +611,12 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.116"
+version = "1.0.121"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e17db7126d17feb94eb3fad46bf1a96b034e8aacbc2e775fe81505f8b0b2813"
+checksum = "4ab380d7d9f22ef3f21ad3e6c1ebe8e4fc7a2000ccba2e4d71fc96f15b2cb609"
 dependencies = [
  "itoa",
+ "memchr",
  "ryu",
  "serde",
 ]
diff --git a/example/Cargo.toml b/example/Cargo.toml
index c43c0e4..4095e28 100644
--- a/example/Cargo.toml
+++ b/example/Cargo.toml
@@ -15,7 +15,7 @@ cfg-if = "1.0.0"
 axum = { version = "^0.7.1", default-features = false }
 axum-cloudflare-adapter = { path = "../adapter" }
 oneshot = "0.1.6"
-serde_json = "1.0.116"
+serde_json = "1.0.121"
 tower-service = "0.3.2"
 url = "2.5.0"
 wasm-bindgen-futures = "0.4.34"