diff --git a/mysql-test/mysql-test-run.sh b/mysql-test/mysql-test-run.sh
index ce62964a3c0..ffa7b79c1b1 100644
--- a/mysql-test/mysql-test-run.sh
+++ b/mysql-test/mysql-test-run.sh
@@ -19,6 +19,8 @@ TZ=$MY_TZ; export TZ # for UNIX_TIMESTAMP tests to work
 LOCAL_SOCKET=@MYSQL_UNIX_ADDR@
 MYSQL_TCP_PORT=@MYSQL_TCP_PORT@
 
+umask 022
+
 # For query_cache test
 case `uname` in
     SCO_SV | UnixWare | OpenUNIX )