diff --git a/src/h1.c b/src/h1.c
index 83afb14eb..15827db56 100644
--- a/src/h1.c
+++ b/src/h1.c
@@ -833,7 +833,7 @@ int h1_headers_to_hdr_list(char *start, const char *stop,
 						break;
 					}
 				}
-				else if (isteqi(n, ist("host"))) {
+				else if (!(h1m->flags & H1_MF_RESP) && isteqi(n, ist("host"))) {
 					if (host_idx == -1) {
 						struct ist authority;