diff --git a/Cargo.lock b/Cargo.lock
index a220eba..2dab8d2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -508,7 +508,7 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "opaque-ke"
-version = "0.2.1"
+version = "0.3.0-pre.1"
 dependencies = [
  "anyhow",
  "base64",
diff --git a/Cargo.toml b/Cargo.toml
index c9f0e4f..3f5cdc6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "opaque-ke"
-version = "0.2.1"
+version = "0.3.0-pre.1"
 repository = "https://github.com/novifinancial/opaque-ke"
 keywords = ["cryptography", "crypto", "opaque", "passwords", "authentication"]
 description = "An implementation of the OPAQUE password-authenticated key exchange protocol"