diff --git a/quark.c b/quark.c
index 89a3a60..d4c5a04 100644
--- a/quark.c
+++ b/quark.c
@@ -444,8 +444,8 @@ request(void) {
 	ssize_t r;
 	size_t offset = 0;
 
-	/* read request into reqbuf (MAXBUFLEN byte of reqbuf is emergency 0 terminator */
-	for (; (r = read(req.fd, reqbuf + offset, MAXBUFLEN - offset)) > 0 && offset < MAXBUFLEN
+	/* read request into reqbuf (MAXBUFLEN byte of reqbuf is emergency 0 terminator) */
+	for (; (r = read(req.fd, reqbuf + offset, MAXBUFLEN - offset - 1)) > 0 && offset < MAXBUFLEN
 		&& !strstr(reqbuf, "\r\n\r\n") && !strstr(reqbuf, "\n\n"); )
 	{
 		offset += r;