diff --git a/PIL/GifImagePlugin.py b/PIL/GifImagePlugin.py
index a0d38f7d6..42cfd813a 100644
--- a/PIL/GifImagePlugin.py
+++ b/PIL/GifImagePlugin.py
@@ -31,10 +31,6 @@ from ._binary import i8, i16le as i16, o8, o16le as o16
 __version__ = "0.9"
 
 
-# --------------------------------------------------------------------
-# Helpers
-
-
 # --------------------------------------------------------------------
 # Identify/read GIF files
 
@@ -501,6 +497,8 @@ def _get_local_header(fp, im, offset, flags):
 
 def _save_netpbm(im, fp, filename):
 
+    # Unused by default.
+    # To use, uncomment the register_save call at the end of the file.
     #
     # If you need real GIF compression and/or RGB quantization, you
     # can use the external NETPBM/PBMPLUS utilities.  See comments