diff --git a/Cargo.toml b/Cargo.toml
index 4704345..bf99220 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ed25519-dalek"
-version = "0.3.2"
+version = "0.4.0"
 authors = ["Isis Lovecruft <isis@torproject.org>"]
 readme = "README.md"
 license = "CC0-1.0"
diff --git a/README.md b/README.md
index 544b48d..4275507 100644
--- a/README.md
+++ b/README.md
@@ -119,7 +119,7 @@ eventually support VXEdDSA in curve25519-dalek.
 To install, add the following to your project's `Cargo.toml`:
 
     [dependencies.ed25519-dalek]
-    version = "^0.3"
+    version = "^0.4"
 
 Then, in your library or executable source, add:
 
@@ -129,7 +129,7 @@ To cause your application to build `ed25519-dalek` with the nightly feature
 enabled by default, instead do:
 
     [dependencies.ed25519-dalek]
-    version = "^0.3"
+    version = "^0.4"
     features = ["nightly"]
 
 To cause your application to instead build with the nightly feature enabled