diff --git a/mysql-test/mysql-test-run.pl b/mysql-test/mysql-test-run.pl
index b342421ca2e..20a0b639e84 100755
--- a/mysql-test/mysql-test-run.pl
+++ b/mysql-test/mysql-test-run.pl
@@ -2386,6 +2386,9 @@ sub remove_stale_vardir () {
     mtr_verbose("Removing $opt_vardir/");
     mtr_rmtree("$opt_vardir/");
   }
+  # Remove the "tmp" dir
+  mtr_verbose("Removing $opt_tmpdir/");
+  mtr_rmtree("$opt_tmpdir/");
 }
 
 #