diff --git a/tools/releasetools/img_from_target_files.py b/tools/releasetools/img_from_target_files.py
index 5409194..cbb51e1 100755
--- a/tools/releasetools/img_from_target_files.py
+++ b/tools/releasetools/img_from_target_files.py
@@ -187,6 +187,9 @@
   Raises:
     ValueError: On invalid input.
   """
+  if not os.path.exists(input_file):
+    raise ValueError('%s is not exist' % input_file)
+
   if not zipfile.is_zipfile(input_file):
     raise ValueError('%s is not a valid zipfile' % input_file)