diff --git a/src/buffer-stream.coffee b/src/buffer-stream.coffee
index 064c541..ab71cf7 100644
--- a/src/buffer-stream.coffee
+++ b/src/buffer-stream.coffee
@@ -64,7 +64,7 @@ class BufferStream extends Stream
         @emit('drain') if @paused
         @paused = off
         @emit('resume') if @size is 'none'
-        @flush() if not @enabled or @size is 'none'
+        @flush() if not @enabled or @finished
         if @finished
             @emit('end')
             @emit('close')