diff --git a/fanficfare/cli.py b/fanficfare/cli.py
index 35eed7f1..6ea5cf0d 100644
--- a/fanficfare/cli.py
+++ b/fanficfare/cli.py
@@ -275,7 +275,7 @@ def main(argv=None,
 
     if options.save_cache:
         with open('global_cache','wb') as jout:
-            pickle.dump(options.pagecache,jout)
+            pickle.dump(options.pagecache,jout,protocol=2)
         options.cookiejar.save('global_cookies')
 
 # make rest a function and loop on it.