diff --git a/hugr/Cargo.toml b/hugr/Cargo.toml
index ee189e58b..c97432be1 100644
--- a/hugr/Cargo.toml
+++ b/hugr/Cargo.toml
@@ -55,7 +55,7 @@ strum_macros = "0.26.1"
 
 [dev-dependencies]
 criterion = { version = "0.5.1", features = ["html_reports"] }
-rstest = "0.18.1"
+rstest = "0.19.0"
 webbrowser = "0.8.10"
 urlencoding = "2.1.2"
 cool_asserts = "2.0.3"