diff --git a/Cargo.lock b/Cargo.lock
index a0e3164..5b5c2b5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1440,7 +1440,7 @@ checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "vessel"
-version = "0.6.4-alpha.1"
+version = "0.6.4"
 dependencies = [
  "anyhow",
  "dhall",
diff --git a/Cargo.toml b/Cargo.toml
index 487841e..695de9c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vessel"
-version = "0.6.4-alpha.1"
+version = "0.6.4"
 authors = ["DFINITY Stiftung (https://github.com/orgs/dfinity/teams/languages)"]
 edition = "2018"
 description = "A package manager for the Motoko programming language."
diff --git a/default.nix b/default.nix
index c30272d..93ebfe6 100644
--- a/default.nix
+++ b/default.nix
@@ -14,7 +14,7 @@ let
       filter = noNixFile;
       src = subpath ./.;
     };
-    cargoSha256 = "sha256-Koua4ulmpXo+gPbJt5OQc6+0KLjBLBk9RPM5DJW83Fg";
+    cargoSha256 = "sha256-04ZGmnM/823uRD89clNPI9Ggh4WxHWs/pLGiOmumeVw";
     verifyCargoDeps = true;
   };
 in rec {