diff --git a/src/main/kotlin/mdnet/server/crypto.kt b/src/main/kotlin/mdnet/server/crypto.kt
index 80be24a..82ddf72 100644
--- a/src/main/kotlin/mdnet/server/crypto.kt
+++ b/src/main/kotlin/mdnet/server/crypto.kt
@@ -20,10 +20,9 @@ package mdnet.server
 
 import java.security.MessageDigest
 
-private val DIGEST = MessageDigest.getInstance("MD5")
-fun md5Bytes(stringToHash: String): ByteArray {
-    return DIGEST.digest(stringToHash.toByteArray())
-}
+fun md5Bytes(stringToHash: String) =
+        MessageDigest.getInstance("MD5")
+                .digest(stringToHash.toByteArray())
 
 fun printHexString(bytes: ByteArray): String {
     val sb = StringBuilder()