diff --git a/lib/vmpooler/pool_manager.rb b/lib/vmpooler/pool_manager.rb
index bed2289..9ea67a2 100644
--- a/lib/vmpooler/pool_manager.rb
+++ b/lib/vmpooler/pool_manager.rb
@@ -705,6 +705,8 @@ module Vmpooler
 
       # Clear out the tasks manager, as we don't know about any tasks at this point
       $redis.set('vmpooler__tasks__clone', 0)
+      # Clear out vmpooler__migrations since stale entries may be left after a restart
+      $redis.del('vmpooler__migration')
 
       loop do
         if ! $threads['disk_manager']