diff --git a/nanohttp.c b/nanohttp.c
index f8c5bdb9..d8e40398 100644
--- a/nanohttp.c
+++ b/nanohttp.c
@@ -1581,7 +1581,7 @@ xmlNanoHTTPFetch(const char *URL, const char *filename, char **contentType) {
     if (ctxt == NULL) return(-1);
 
     if (!strcmp(filename, "-"))
-        fd = 0;
+        fd = 1; /* STDOUT_FILENO */
     else {
         fd = open(filename, O_CREAT | O_WRONLY, 00644);
 	if (fd < 0) {