diff --git a/README.md b/README.md
index 61c4a33..23c1d1f 100644
--- a/README.md
+++ b/README.md
@@ -1,15 +1,18 @@
-# Kotlin MAC
+# mac-kt
 
-This library provides various [Message Authentication Code](https://en.wikipedia.org/wiki/Message_authentication_code) implementations in Kotlin Multiplatform.
+`mac-kt` is a Kotlin Multiplatform library that provides common MAC implementations.
 
-## Features
+Supported MACs:
+- HMAC
 
-* Generate message authentication codes.
-    * [HMAC](https://en.wikipedia.org/wiki/HMAC)
-* Multiplatform support
-    * JVM
-    * JavaScript
-    * Native (Linux)
+## Targets
+
+| Target           | Status        |
+|------------------|---------------|
+| JVM              | Supported     |
+| JavaScript       | Supported     |
+| Native (Linux)   | Supported     |
+| Native (Windows) | Not Supported |
 
 ## Installation
 
@@ -21,14 +24,14 @@ repositories {
 }
 
 dependencies {
-    implementation("com.infendro:mac:1.2.2")
+    implementation("com.infendro:mac:1.2.0")
 }
 ```
 
 ## Usage
 
 ```kotlin
-import com.infendro.hash.SHA1
+import com.infendro.hash.sha1.SHA1
 import com.infendro.mac.HMAC
 
 fun main() {
@@ -36,8 +39,10 @@ fun main() {
     val hmac = HMAC(SHA1)
 
     // generate MAC
-    val key = "secret".encodeToByteArray()
-    val value = "Hello World!".encodeToByteArray()
+    val key = "secret"
+        .encodeToByteArray().asUByteArray()
+    val value = "Hello World!"
+        .encodeToByteArray().asUByteArray()
     val mac = hmac.hash(key, value)
 }
 ```
diff --git a/src/commonTest/kotlin/com/infendro/mac/HMAC.kt b/src/commonTest/kotlin/com/infendro/mac/HMAC.kt
index a6f404e..e47ab4b 100644
--- a/src/commonTest/kotlin/com/infendro/mac/HMAC.kt
+++ b/src/commonTest/kotlin/com/infendro/mac/HMAC.kt
@@ -1,5 +1,6 @@
 package com.infendro.mac
 
+import com.infendro.bytearray.encodeToUByteArray
 import com.infendro.hash.sha2.`SHA-256`
 import kotlin.test.Test
 import kotlin.test.assertContentEquals
@@ -28,8 +29,8 @@ class `HMAC Test` {
                 0x2dU, 0x1aU, 0x3cU, 0xd8U,
             ),
             hmac.hash(
-                "key".encodeToByteArray().asUByteArray(),
-                "The quick brown fox jumps over the lazy dog".encodeToByteArray().asUByteArray()
+                "key".encodeToUByteArray(),
+                "The quick brown fox jumps over the lazy dog".encodeToUByteArray()
             )
         )
     }