diff --git a/packages/rust/core/Cargo.toml b/packages/rust/core/Cargo.toml
index fb3e181..3f65222 100644
--- a/packages/rust/core/Cargo.toml
+++ b/packages/rust/core/Cargo.toml
@@ -26,5 +26,5 @@ harness = false
 
 [dev-dependencies]
 approx = "0.5"  # float comparisons in tests: assert_relative_eq!
-criterion = { version = "0.5", features = ["html_reports"] }
+criterion = { version = "0.8", features = ["html_reports"] }
 image = "0.25"  # image loading/saving for examples