diff --git a/plugins/RemovableDriveOutputDevice/OSXRemovableDrivePlugin.py b/plugins/RemovableDriveOutputDevice/OSXRemovableDrivePlugin.py
index c50443cb92..e02e0d65b6 100644
--- a/plugins/RemovableDriveOutputDevice/OSXRemovableDrivePlugin.py
+++ b/plugins/RemovableDriveOutputDevice/OSXRemovableDrivePlugin.py
@@ -13,8 +13,8 @@ import os
 import plistlib
 
 ## Support for removable devices on Mac OSX
-class OSXRemovableDrives(RemovableDrivePlugin.RemovableDrivePlugin):
-    def run(self):
+class OSXRemovableDrivePlugin(RemovableDrivePlugin.RemovableDrivePlugin):
+    def checkRemovableDrives(self):
         drives = {}
         p = subprocess.Popen(["system_profiler", "SPUSBDataType", "-xml"], stdout=subprocess.PIPE)
         plist = plistlib.loads(p.communicate()[0])
@@ -41,6 +41,8 @@ class OSXRemovableDrives(RemovableDrivePlugin.RemovableDrivePlugin):
                                     volume = vol["mount_point"]
                                     drives[volume] = os.path.basename(volume)
 
+        return drives
+
     def performEjectDevice(self, device):
         p = subprocess.Popen(["diskutil", "eject", path], stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
         output = p.communicate()