diff --git a/Cargo.lock b/Cargo.lock
index 51d726ea26..f7fd70752c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1274,9 +1274,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.76"
+version = "1.0.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edde269018d33d7146dd074e5f7da6fef9b0a957507454c867caa0852c560a9a"
+checksum = "d23c1ba4cf0efd44be32017709280b32d1cea5c3f1275c3b6d9e8bc54f758085"
 dependencies = [
  "itoa 1.0.1",
  "ryu",
diff --git a/boa/Cargo.toml b/boa/Cargo.toml
index 686311fbf7..c956ce86a6 100644
--- a/boa/Cargo.toml
+++ b/boa/Cargo.toml
@@ -23,7 +23,7 @@ boa_unicode = { path = "../boa_unicode", version = "0.13.0" }
 boa_interner = { path = "../boa_interner", version = "0.13.0" }
 gc = { version = "0.4.1", features = ["derive"] }
 serde = { version = "1.0.134", features = ["derive", "rc"] }
-serde_json = "1.0.76"
+serde_json = "1.0.78"
 rand = "0.8.4"
 num-traits = "0.2.14"
 regress = "0.4.1"
diff --git a/boa_cli/Cargo.toml b/boa_cli/Cargo.toml
index d6c9530ccd..92a1f8087e 100644
--- a/boa_cli/Cargo.toml
+++ b/boa_cli/Cargo.toml
@@ -17,7 +17,7 @@ Boa = { path = "../boa", features = ["deser", "console"] }
 rustyline = "9.1.2"
 rustyline-derive = "0.6.0"
 structopt = "0.3.26"
-serde_json = "1.0.76"
+serde_json = "1.0.78"
 colored = "2.0.0"
 regex = "1.5.4"
 lazy_static = "1.4.0"
diff --git a/boa_tester/Cargo.toml b/boa_tester/Cargo.toml
index 506a99db47..7e2f616b1c 100644
--- a/boa_tester/Cargo.toml
+++ b/boa_tester/Cargo.toml
@@ -16,7 +16,7 @@ Boa = { path = "../boa" }
 structopt = "0.3.26"
 serde = { version = "1.0.134", features = ["derive"] }
 serde_yaml = "0.8.23"
-serde_json = "1.0.76"
+serde_json = "1.0.78"
 bitflags = "1.3.2"
 regex = "1.5.4"
 once_cell = "1.9.0"