diff --git a/lang/rust/Cargo.lock b/lang/rust/Cargo.lock
index 98422ad85da..4bd34f45f0d 100644
--- a/lang/rust/Cargo.lock
+++ b/lang/rust/Cargo.lock
@@ -889,9 +889,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.96"
+version = "1.0.99"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "057d394a50403bcac12672b2b18fb387ab6d289d957dab67dd201875391e52f1"
+checksum = "46266871c240a00b8f503b877622fe33430b3c7d963bdc0f2adc511e54a1eae3"
 dependencies = [
  "itoa",
  "ryu",
diff --git a/lang/rust/avro/Cargo.toml b/lang/rust/avro/Cargo.toml
index 6a0fe2104a1..d8d1ef289a6 100644
--- a/lang/rust/avro/Cargo.toml
+++ b/lang/rust/avro/Cargo.toml
@@ -65,7 +65,7 @@ log = { default-features = false, version = "0.4.17" }
 num-bigint = { default-features = false, version = "0.4.3" }
 regex = { default-features = false, version = "1.8.1", features = ["std", "perf"] }
 serde = { default-features = false, version = "1.0.162", features = ["derive"] }
-serde_json = { default-features = false, version = "1.0.96", features = ["std"] }
+serde_json = { default-features = false, version = "1.0.99", features = ["std"] }
 snap = { default-features = false, version = "1.1.0", optional = true }
 strum = { default-features = false, version = "0.24.1" }
 strum_macros = { default-features = false, version = "0.24.3" }
diff --git a/lang/rust/avro_derive/Cargo.toml b/lang/rust/avro_derive/Cargo.toml
index 6a8fb138073..cbacd4e42eb 100644
--- a/lang/rust/avro_derive/Cargo.toml
+++ b/lang/rust/avro_derive/Cargo.toml
@@ -36,7 +36,7 @@ proc-macro = true
 darling = { default-features = false, version = "0.14.4" }
 proc-macro2 = { default-features = false, version = "1.0.56" }
 quote = { default-features = false, version = "1.0.27" }
-serde_json = { default-features = false, version = "1.0.96", features = ["std"] }
+serde_json = { default-features = false, version = "1.0.99", features = ["std"] }
 syn = { default-features = false, version = "1.0.109", features = ["full", "fold"] }
 
 [dev-dependencies]