diff --git a/Cargo.lock b/Cargo.lock
index 1761c61ee9..07a4ccc01d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1157,9 +1157,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.62"
+version = "1.0.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea1c6153794552ea7cf7cf63b1231a25de00ec90db326ba6264440fa08e31486"
+checksum = "799e97dc9fdae36a5c8b8f2cae9ce2ee9fdce2058c57a93e6099d919fd982f79"
 dependencies = [
  "itoa",
  "ryu",
diff --git a/boa/Cargo.toml b/boa/Cargo.toml
index 0d95eadeb6..c64c56c852 100644
--- a/boa/Cargo.toml
+++ b/boa/Cargo.toml
@@ -24,7 +24,7 @@ console = []
 boa_unicode = { path = "../boa_unicode", version = "0.11.0" }
 gc = { version = "0.3.6", features = ["derive"] }
 serde = { version = "1.0.123", features = ["derive"] }
-serde_json = "1.0.62"
+serde_json = "1.0.64"
 rand = "0.8.3"
 num-traits = "0.2.14"
 regress = "0.2.0"
diff --git a/boa_cli/Cargo.toml b/boa_cli/Cargo.toml
index ec7cc2cbf7..9234aa30c1 100644
--- a/boa_cli/Cargo.toml
+++ b/boa_cli/Cargo.toml
@@ -16,7 +16,7 @@ Boa = { path = "../boa", features = ["deser", "console"] }
 rustyline = "7.1.0"
 rustyline-derive = "0.4.0"
 structopt = "0.3.21"
-serde_json = "1.0.62"
+serde_json = "1.0.64"
 colored = "2.0.0"
 regex = "1.4.3"
 lazy_static = "1.4.0"
diff --git a/boa_tester/Cargo.toml b/boa_tester/Cargo.toml
index a9c85d2ac5..3eb7bf3d80 100644
--- a/boa_tester/Cargo.toml
+++ b/boa_tester/Cargo.toml
@@ -15,7 +15,7 @@ Boa = { path = "../boa" }
 structopt = "0.3.21"
 serde = { version = "1.0.123", features = ["derive"] }
 serde_yaml = "0.8.17"
-serde_json = "1.0.62"
+serde_json = "1.0.64"
 bitflags = "1.2.1"
 regex = "1.4.3"
 once_cell = "1.5.2"