diff --git a/modules/http/http_request.c b/modules/http/http_request.c
index 92e266cfee..88b1617c47 100644
--- a/modules/http/http_request.c
+++ b/modules/http/http_request.c
@@ -1265,8 +1265,7 @@ void ap_process_request(request_rec *r)
      * this packet, then it'll appear like the link is stalled when really
      * it's the application that's stalled.
      */
-    /* TODO: reimplement ap_bhalfduplex... not sure how yet */
-    /* //ap_bhalfduplex(r->connection->client); */
+    ap_bhalfduplex(r->connection->client); 
     ap_run_log_transaction(r);
 }