diff --git a/eddn.py b/eddn.py
index ddfc9900..0443c78d 100644
--- a/eddn.py
+++ b/eddn.py
@@ -11,6 +11,7 @@ import re
 import requests
 from sys import platform
 import time
+import uuid
 
 if platform != 'win32':
     from fcntl import lockf, LOCK_EX, LOCK_NB
@@ -33,7 +34,6 @@ class EDDN:
     UPLOAD = 'http://eddn-gateway.elite-markets.net:8080/upload/'
     REPLAYPERIOD = 400	# Roughly two messages per second, accounting for send delays [ms]
     REPLAYFLUSH = 20	# Update log on disk roughly every 10 seconds
-    salt = 'SDC Harry Potter'
 
     def __init__(self, parent):
         self.parent = parent
@@ -78,10 +78,15 @@ class EDDN:
         replayfile = None
 
     def send(self, cmdr, msg):
+        salt = config.get('salt')
+        if not salt:
+            salt = uuid.uuid4().hex
+            config.set('salt', salt)
+
         msg['header'] = {
             'softwareName'    : '%s [%s]' % (applongname, platform=='darwin' and "Mac OS" or system()),
             'softwareVersion' : appversion,
-            'uploaderID'      : config.getint('anonymous') and hashlib.md5(cmdr.encode('utf-8')+EDDN.salt.encode('utf-8')).hexdigest() or cmdr.encode('utf-8'),
+            'uploaderID'      : config.getint('anonymous') and hashlib.sha1(cmdr.encode('utf-8') + salt).hexdigest() or cmdr.encode('utf-8'),
         }
         if not msg['message'].get('timestamp'):	# already present in journal messages
             msg['message']['timestamp'] = time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime(config.getint('querytime') or int(time.time())))