diff --git a/Cargo.toml b/Cargo.toml
index 4ee5635..5e0b7c3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ byteorder = "1.3"
 clear_on_drop = "0.2"
 digest = "0.9"
 doc-comment = "0.3"
-ed25519-dalek = { version = "1.0.0-pre.1" }
+ed25519-dalek = { version = "2.0.0" }
 rand = "0.7"
 # I'm using my own fork of ring because I'm waiting on this PR to go through:
 # https://github.com/briansmith/ring/pull/788