diff --git a/crypto_box/Cargo.toml b/crypto_box/Cargo.toml
index df9c319..1650ed0 100644
--- a/crypto_box/Cargo.toml
+++ b/crypto_box/Cargo.toml
@@ -20,7 +20,7 @@ rust-version = "1.60"
 [dependencies]
 aead = { version = "0.5.2", default-features = false }
 crypto_secretbox = { version = "0.1.1", default-features = false, path = "../crypto_secretbox" }
-curve25519-dalek = { version = "4", default-features = false, features = ["zeroize"] }
+curve25519-dalek = { version = "4.1.3", default-features = false, features = ["zeroize"] }
 subtle = { version = "2", default-features = false }
 zeroize = { version = "1", default-features = false }