diff --git a/Cargo.lock b/Cargo.lock
index 9ec0dbd16..7cc9ade66 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -201,9 +201,9 @@ dependencies = [
 
 [[package]]
 name = "blake2b_simd"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23285ad32269793932e830392f2fe2f83e26488fd3ec778883a93c8323735780"
+checksum = "06e903a20b159e944f91ec8499fe1e55651480c541ea0a584f5d967c49ad9d99"
 dependencies = [
  "arrayref",
  "arrayvec",