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-rw-r--r--src/src/host.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/src/host.c b/src/src/host.c
index 7737704cd..1ef732727 100644
--- a/src/src/host.c
+++ b/src/src/host.c
@@ -1742,8 +1742,8 @@ if (sender_host_name == NULL)
HDEBUG(D_host_lookup)
{
uschar **aliases = sender_host_aliases;
- debug_printf("IP address lookup yielded %s\n", sender_host_name);
- while (*aliases != NULL) debug_printf(" alias %s\n", *aliases++);
+ debug_printf("IP address lookup yielded \"%s\"\n", sender_host_name);
+ while (*aliases != NULL) debug_printf(" alias \"%s\"\n", *aliases++);
}
/* We need to verify that a forward lookup on the name we found does indeed