diff --git a/Lib/distutils/util.py b/Lib/distutils/util.py
index 83682628ba680c..2ef5c24fc0e6a8 100644
--- a/Lib/distutils/util.py
+++ b/Lib/distutils/util.py
@@ -416,7 +416,7 @@ def byte_compile (py_files,
     else:
         from py_compile import compile
 
-        for file in py_files:
+        for file in sorted(py_files):
             if file[-3:] != ".py":
                 # This lets us be lazy and not filter filenames in
                 # the "install_lib" command.
diff --git a/Misc/NEWS.d/next/Library/2018-07-03-09-40-44.bpo-29708.vs6fdO.rst b/Misc/NEWS.d/next/Library/2018-07-03-09-40-44.bpo-29708.vs6fdO.rst
new file mode 100644
index 00000000000000..3c1701787f39d5
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2018-07-03-09-40-44.bpo-29708.vs6fdO.rst
@@ -0,0 +1,2 @@
+distutils: To get reproducible builds, byte_compile() of distutils.util now
+sorts filenames. Patch from OpenSUSE by Bernhard M. Wiedemann.