diff --git a/src/main/scala/gitbucket/core/ssh/SshUtil.scala b/src/main/scala/gitbucket/core/ssh/SshUtil.scala
index 0663ca8..42167ed 100644
--- a/src/main/scala/gitbucket/core/ssh/SshUtil.scala
+++ b/src/main/scala/gitbucket/core/ssh/SshUtil.scala
@@ -31,9 +31,7 @@
     }
   }
 
-  def fingerPrint(key: String): Option[String] = str2PublicKey(key) match {
-    case Some(publicKey) => Some(KeyUtils.getFingerPrint(publicKey))
-    case None => None
-  }
+  def fingerPrint(key: String): Option[String] =
+    str2PublicKey(key) map KeyUtils.getFingerPrint
 
 }