diff --git a/Cargo.lock b/Cargo.lock
index d62f8a1..ee22a5a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -437,7 +437,7 @@ checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
 
 [[package]]
 name = "vault-unseal"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "dotenv",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index 96bbe99..a67543d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vault-unseal"
-version = "0.2.0"
+version = "0.3.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/flake.nix b/flake.nix
index 956bc89..ce3034b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,8 +16,7 @@
               pname = toml.package.name;
               version = toml.package.version;
               src = self;
-              cargoSha256 =
-                "sha256-eOvTR7TpFpi83J3G8HPXgOBryTzkq4XWp6CER6UDCbo=";
+              cargoLock.lockFile = ./Cargo.lock;
             };
         };
       });