diff --git a/subsonic-api/src/integrationTest/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/PasswordMD5InterceptorTest.kt b/subsonic-api/src/integrationTest/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/PasswordMD5InterceptorTest.kt
index 0be5b889..4ea442ed 100644
--- a/subsonic-api/src/integrationTest/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/PasswordMD5InterceptorTest.kt
+++ b/subsonic-api/src/integrationTest/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/PasswordMD5InterceptorTest.kt
@@ -30,7 +30,7 @@ class PasswordMD5InterceptorTest : BaseInterceptorTest() {
             val salt = requestLine.split('&').find { it.startsWith("s=") }
                     ?.substringAfter('=')?.substringBefore(" ")
             val expectedToken = String(Hex.encodeHex(MessageDigest.getInstance("MD5")
-                    .digest("$password$salt".toByteArray()), false))
+                    .digest("$password$salt".toByteArray()), true))
             requestLine `should contain` "t=$expectedToken"
         }
     }
diff --git a/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/PasswordMD5Interceptor.kt b/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/PasswordMD5Interceptor.kt
index 0e6312e8..9070c207 100644
--- a/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/PasswordMD5Interceptor.kt
+++ b/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/PasswordMD5Interceptor.kt
@@ -23,7 +23,7 @@ class PasswordMD5Interceptor(private val password: String) : Interceptor {
     private val passwordMD5Hash: String by lazy {
         try {
             val md5Digest = MessageDigest.getInstance("MD5")
-            md5Digest.digest("$password$salt".toByteArray()).toHexBytes()
+            md5Digest.digest("$password$salt".toByteArray()).toHexBytes().toLowerCase()
         } catch (e: NoSuchAlgorithmException) {
             throw IllegalStateException(e)
         }