diff --git a/src/PIL/MpoImagePlugin.py b/src/PIL/MpoImagePlugin.py
index 7244aa2a9..707ce182c 100644
--- a/src/PIL/MpoImagePlugin.py
+++ b/src/PIL/MpoImagePlugin.py
@@ -22,8 +22,8 @@ from . import Image, ImageFile, JpegImagePlugin
 from ._binary import i16be as i16
 
 
-def _accept(prefix):
-    return JpegImagePlugin._accept(prefix)
+# def _accept(prefix):
+#     return JpegImagePlugin._accept(prefix)
 
 
 def _save(im, fp, filename):