--- a/mh/send.c
+++ b/mh/send.c
@@ -339,7 +339,7 @@
 {
   const char *url = mu_mhprop_get_value (mts_profile,
 					 "url",
-					 "sendmail:/usr/sbin/sendmail");
+					 "sendmail:@TERMUX_PREFIX@/bin/sendmail");
   mu_mailer_t mailer;
   int status;