diff --git a/lib/_stream_readable.js b/lib/_stream_readable.js
index 94c4164a10ec8d..fc6252edf4ba57 100644
--- a/lib/_stream_readable.js
+++ b/lib/_stream_readable.js
@@ -698,7 +698,7 @@ Readable.prototype.on = function(ev, fn) {
       if (!state.reading) {
         process.nextTick(nReadingNextTick, this);
       } else if (state.length) {
-        emitReadable(this, state);
+        emitReadable(this);
       }
     }
   }