diff --git a/plugins/RemovableDriveOutputDevice/OSXRemovableDrivePlugin.py b/plugins/RemovableDriveOutputDevice/OSXRemovableDrivePlugin.py
index e02e0d65b6..aafc129541 100644
--- a/plugins/RemovableDriveOutputDevice/OSXRemovableDrivePlugin.py
+++ b/plugins/RemovableDriveOutputDevice/OSXRemovableDrivePlugin.py
@@ -4,6 +4,8 @@
 
 from . import RemovableDrivePlugin
 
+from UM.Logger import Logger
+
 import threading
 
 import subprocess
@@ -46,6 +48,7 @@ class OSXRemovableDrivePlugin(RemovableDrivePlugin.RemovableDrivePlugin):
     def performEjectDevice(self, device):
         p = subprocess.Popen(["diskutil", "eject", path], stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
         output = p.communicate()
+        Logger.log("d", "umount returned: %s.", repr(output))
 
         return_code = p.wait()
         if return_code != 0: