diff --git a/test/Cargo.toml b/test/Cargo.toml
index e1583dde6..ea2445ff3 100644
--- a/test/Cargo.toml
+++ b/test/Cargo.toml
@@ -23,6 +23,6 @@ ron = "0.8"
 serde = "1"
 serde_json = "1"
 bincode = "1"
-serde_yaml = "0.8.23"
+serde_yaml = "0.9.19"
 rmp-serde = "1"
 futures = "0.3"