diff --git a/src/checks.c b/src/checks.c
index feca96e..1b5b731 100644
--- a/src/checks.c
+++ b/src/checks.c
@@ -1427,6 +1427,9 @@
 		else if ((check->type) == PR_O2_HTTP_CHK) {
 			if (s->proxy->options2 & PR_O2_CHK_SNDST)
 				bo_putblk(check->bo, trash.str, httpchk_build_status_header(s, trash.str, trash.size));
+			/* prevent HTTP keep-alive when "http-check expect" is used */
+			if (s->proxy->options2 & PR_O2_EXP_TYPE)
+				bo_putstr(check->bo, "Connection: close\r\n");
 			bo_putstr(check->bo, "\r\n");
 			*check->bo->p = '\0'; /* to make gdb output easier to read */
 		}