--- http_protocol.c.2.0.59	2007-06-27 14:26:54.000000000 +0200
+++ http_protocol.c.2.0.59	2007-06-27 14:27:32.000000000 +0200
@@ -1002,6 +1002,12 @@ 
         APR_BRIGADE_INSERT_TAIL(b, e);
     }
 
+    if (ctx->state == BODY_CHUNK && ctx->remaining == 0
+	&& f->r->proxyreq == PROXYREQ_RESPONSE) {
+        e = apr_bucket_flush_create(f->c->bucket_alloc);
+        APR_BRIGADE_INSERT_TAIL(b, e);
+    }
+
     /* We have a limit in effect. */
     if (ctx->limit) {
         /* FIXME: Note that we might get slightly confused on chunked inputs