diff --git a/nse_main.lua b/nse_main.lua
index 57d04f094..a041eeb87 100644
--- a/nse_main.lua
+++ b/nse_main.lua
@@ -773,6 +773,7 @@ local function run (threads, scantype)
         thread:d("Finished %THREAD_AGAINST.");
         thread:close(timeouts);
       end
+      current = nil;
     end
 
     cnse.nsock_loop(50); -- Allow nsock to perform any pending callbacks