diff --git a/Cargo.lock b/Cargo.lock
index 128eb391..155f7de4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -628,9 +628,9 @@ dependencies = [
 
 [[package]]
 name = "serde_yaml"
-version = "0.8.20"
+version = "0.8.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad104641f3c958dab30eb3010e834c2622d1f3f4c530fef1dee20ad9485f3c09"
+checksum = "d8c608a35705a5d3cdc9fbe403147647ff34b921f8e833e49306df898f9b20af"
 dependencies = [
  "dtoa",
  "indexmap",
diff --git a/Cargo.toml b/Cargo.toml
index 681e6340..f060a4c2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,7 @@ rand = "0.8.4"
 rayon = "1.5.1"
 serde = { version = "1.0.130", features = ["derive"] }
 serde_json = "1.0.70"
-serde_yaml = "0.8.20"
+serde_yaml = "0.8.21"
 signal-hook = "0.3.10"
 toml = "0.5.8"