diff --git a/src/mhd2/response_add_header.c b/src/mhd2/response_add_header.c
index f534fe40..83523b82 100644
--- a/src/mhd2/response_add_header.c
+++ b/src/mhd2/response_add_header.c
@@ -68,6 +68,7 @@ response_add_header_no_check (
   new_hdr->value.cstr = buf;
   new_hdr->value.len = value_len;
 
+  mhd_DLINKEDL_INIT_LINKS (new_hdr, headers);
   mhd_DLINKEDL_INS_LAST (response, new_hdr, headers);
   return true;
 }