diff --git a/Cargo.toml b/Cargo.toml
index 8ea0e28..46ea6f9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ hex = "0.4"
 lazy_static = "1"
 serde_derive = "1.0"
 assert_fs = "1.0"
-serde_yaml = "0.8"
+serde_yaml = "0.9"
 predicates = "2.1"
 indicatif = "0.15.0"
 fs_extra = "1.1.0"