diff --git a/Cargo.lock b/Cargo.lock
index 2dc230a194..b1b156af04 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1231,12 +1231,12 @@ dependencies = [
 
 [[package]]
 name = "serde_yaml"
-version = "0.8.18"
+version = "0.8.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "039ba818c784248423789eec090aab9fb566c7b94d6ebbfa1814a9fd52c8afb2"
+checksum = "6375dbd828ed6964c3748e4ef6d18e7a175d408ffe184bca01698d0c73f915a9"
 dependencies = [
  "dtoa",
- "linked-hash-map",
+ "indexmap",
  "serde",
  "yaml-rust",
 ]
diff --git a/boa_tester/Cargo.toml b/boa_tester/Cargo.toml
index 1f64dd7600..6c8ed5dd97 100644
--- a/boa_tester/Cargo.toml
+++ b/boa_tester/Cargo.toml
@@ -14,7 +14,7 @@ edition = "2018"
 Boa = { path = "../boa" }
 structopt = "0.3.22"
 serde = { version = "1.0.127", features = ["derive"] }
-serde_yaml = "0.8.18"
+serde_yaml = "0.8.19"
 serde_json = "1.0.66"
 bitflags = "1.3.2"
 regex = "1.5.4"