diff --git a/Cargo.toml b/Cargo.toml
index ff719dc..b9b47db 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nkeys"
-version = "0.3.2"
+version = "0.4.0"
 authors = ["wasmCloud Team"]
 edition = "2021"
 description = "Rust implementation of the NATS nkeys library"