diff --git a/sql/rpl_slave.cc b/sql/rpl_slave.cc
index fe4720fa1e8..5cd0d66ba6d 100644
--- a/sql/rpl_slave.cc
+++ b/sql/rpl_slave.cc
@@ -7689,11 +7689,11 @@ extern "C" void *handle_slave_sql(void *arg)
         if (udf_error)
           error_string= "Error loading user-defined library, slave SQL "
             "thread aborted. Install the missing library, and restart the"
-            " slave SQL thread with \"SLAVE START\".";
+            " slave SQL thread with \"START SLAVE\".";
         else
           error_string= "Error running query, slave SQL thread aborted."
             " Fix the problem, and restart the slave SQL thread with "
-            "\"SLAVE START\".";
+            "\"START SLAVE\".";
       }
       goto err;
     }