diff --git a/Cargo.toml b/Cargo.toml
index ce011f6..c9eb967 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ license = "MIT"
 winnow = "0.6.7"
 
 [dev-dependencies]
-rstest = "0.19.0"
+rstest = "0.21.0"
 insta = { version = "1.38.0", features = ["yaml"] }
 serde = "1.0.199"
 itertools = "0.12.1"