diff --git a/Cargo.toml b/Cargo.toml
index 9c4ad5b..ae2c09c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ categories = ["network-programming"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-blake2b_simd = "0.5.11"
+blake2b_simd = "1.0.0"
 byteorder = "1.3.4"
 chrono = "0.4.19"
 hex = "0.4.2"