diff --git a/Cargo.toml b/Cargo.toml
index be2aad6..779a88f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,7 +41,7 @@ name = "peppy"
 required-features = ["build-binary"]
 
 [dependencies]
-curve25519-dalek = { version = "=5.0.0-pre.6", features = ["rand_core", "lizard"] }
+curve25519-dalek = { version = "=5.0.0-rc.0", features = ["rand_core", "lizard"] }
 rand_core = "^0.10"
 rand = { version = "^0.10", optional = true }
 sha2 = "^0.11.0-rc.5"