diff --git a/defiant/Cargo.toml b/defiant/Cargo.toml
index 22baaa7..d4c67fa 100644
--- a/defiant/Cargo.toml
+++ b/defiant/Cargo.toml
@@ -29,6 +29,6 @@ bumpalo = { version = "3.16", features = ["collections"] }
 [dev-dependencies]
 criterion = { version = "0.7", default-features = false }
 proptest = "1"
-rand = "0.9"
+rand = "0.10"
 dhat = "0.3"