diff --git a/sql/opt_split.cc b/sql/opt_split.cc
index 2aa65bdf03b..797401c9b42 100644
--- a/sql/opt_split.cc
+++ b/sql/opt_split.cc
@@ -996,7 +996,7 @@ SplM_plan_info * JOIN_TAB::choose_best_splitting(double record_count,
     }
     if (spl_plan)
     {
-      if(record_count * spl_plan->cost < spl_opt_info->unsplit_cost)
+      if(record_count * spl_plan->cost < spl_opt_info->unsplit_cost - 0.01)
       {
         /*
           The best plan that employs splitting is cheaper than