diff --git a/Cargo.toml b/Cargo.toml
index 84ee111..e4ae096 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ serde = { version = "1", optional = true, features = ["derive"] }
 [dev-dependencies]
 rand = "0.7"
 rand_chacha = "0.2"
-proptest = "0.9"
+proptest = "0.10"
 lazy_static = "1.4"
 bincode = "1"