diff --git a/aws_lambda/aws_lambda.py b/aws_lambda/aws_lambda.py
index 17c0126..43054cd 100755
--- a/aws_lambda/aws_lambda.py
+++ b/aws_lambda/aws_lambda.py
@@ -11,6 +11,7 @@
 from imp import load_source
 from shutil import copy
 from shutil import copyfile
+from shutil import copystat
 from shutil import copytree
 from tempfile import mkdtemp
 
@@ -346,6 +347,7 @@ def build(
 
             # Copy handler file into root of the packages folder.
             copyfile(f, os.path.join(path_to_temp, filename))
+            copystat(f, os.path.join(path_to_temp, filename))
         elif os.path.isdir(f):
             destination_folder = os.path.join(path_to_temp, f[len(src) + 1:])
             copytree(f, destination_folder)