X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/e3e281ccf9d8777d0df98ddd644720573e0343d1..586d7aa579e3038e63c51669dce2cb0677f335e3:/src/exim_monitor/em_globals.c

diff --git a/src/exim_monitor/em_globals.c b/src/exim_monitor/em_globals.c
index 3d452c6ec..3822746ba 100644
--- a/src/exim_monitor/em_globals.c
+++ b/src/exim_monitor/em_globals.c
@@ -5,6 +5,7 @@
 /* Copyright (c) University of Cambridge 1995 - 2018 */
 /* Copyright (c) The Exim Maintainers 2021 */
 /* See the file NOTICE for conditions of use and distribution. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 
 #include "em_hdr.h"
@@ -203,7 +204,7 @@ recipient_item *recipients_list = NULL;
 int     recipients_list_max    = 0;
 BOOL    running_in_test_harness=FALSE;
 
-uschar *sender_address         = NULL;
+const uschar *sender_address    = NULL;
 uschar *sender_fullhost        = NULL;
 uschar *sender_helo_name       = NULL;
 uschar *sender_host_address    = NULL;