diff --git a/src/log.c b/src/log.c
index 17dc28168b..0d13329356 100644
--- a/src/log.c
+++ b/src/log.c
@@ -519,7 +519,7 @@ char *hdr_log(char *dst)
 
 /*
  * This function adds a header to the message and sends the syslog message
- * using a printf format string
+ * using a printf format string. It expects an LF-terminated message.
  */
 void send_log(struct proxy *p, int level, const char *format, ...)
 {
@@ -546,6 +546,7 @@ void send_log(struct proxy *p, int level, const char *format, ...)
 /*
  * This function sends a syslog message.
  * It doesn't care about errors nor does it report them.
+ * It overrides the last byte (message[size-1]) with an LF character.
  */
 void __send_log(struct proxy *p, int level, char *message, size_t size)
 {
diff --git a/src/proto_http.c b/src/proto_http.c
index dd40f941ac..cfbebd9f73 100644
--- a/src/proto_http.c
+++ b/src/proto_http.c
@@ -1241,7 +1241,7 @@ void http_sess_log(struct session *s)
 	if (tmplog == NULL) // if previous error
 		tmplog = logline + MAX_SYSLOG_LEN - 1;
 
-	__send_log(prx_log, level, logline, tmplog - logline + 2);
+	__send_log(prx_log, level, logline, tmplog - logline + 1);
 	s->logs.logwait = 0;
 
 }