diff --git a/Cargo.toml b/Cargo.toml
index fd0c727..1016621 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "sha256"
-version = "1.1.0"
+version = "1.1.1"
 authors = ["baoyachi <liaoymxsdl@gmail.com>"]
 edition = "2018"
 description = "sha256 crypto digest"
diff --git a/src/lib.rs b/src/lib.rs
index 2788f67..64ed07d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -111,6 +111,12 @@ impl<const N: usize> Sha256Digest for &[u8; N] {
     }
 }
 
+impl Sha256Digest for &[u8] {
+    fn digest(self) -> String {
+        __digest__(self)
+    }
+}
+
 impl Sha256Digest for String {
     fn digest(self) -> String {
         __digest__(self.as_bytes())