diff --git a/tools/releasetools/images.py b/tools/releasetools/images.py
index a24148a..d06b979 100644
--- a/tools/releasetools/images.py
+++ b/tools/releasetools/images.py
@@ -149,7 +149,7 @@
 class FileImage(Image):
   """An image wrapped around a raw image file."""
 
-  def __init__(self, path, hashtree_info_generator=None):
+  def __init__(self, path):
     self.path = path
     self.blocksize = 4096
     self._file_size = os.path.getsize(self.path)
@@ -166,10 +166,6 @@
 
     self.generator_lock = threading.Lock()
 
-    self.hashtree_info = None
-    if hashtree_info_generator:
-      self.hashtree_info = hashtree_info_generator.Generate(self)
-
     zero_blocks = []
     nonzero_blocks = []
     reference = '\0' * self.blocksize
@@ -190,8 +186,6 @@
       self.file_map["__ZERO"] = RangeSet(data=zero_blocks)
     if nonzero_blocks:
       self.file_map["__NONZERO"] = RangeSet(data=nonzero_blocks)
-    if self.hashtree_info:
-      self.file_map["__HASHTREE"] = self.hashtree_info.hashtree_range
 
   def __del__(self):
     self._file.close()