1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_smtp.c b/plugins/check_smtp.c
index 2e9b68b1..1996c6d3 100644
--- a/plugins/check_smtp.c
+++ b/plugins/check_smtp.c
@@ -231,7 +231,7 @@ main (int argc, char **argv)
                   send(sd, SMTP_STARTTLS, strlen(SMTP_STARTTLS), 0);
 
                   recvlines(buffer, MAX_INPUT_BUFFER); /* wait for it */
-                  if (!strstr (buffer, server_expect)) {
+                  if (!strstr (buffer, SMTP_EXPECT)) {
                     printf (_("Server does not support STARTTLS\n"));
                     smtp_quit();
                     return STATE_UNKNOWN;