diff --git a/brp-python-bytecompile b/brp-python-bytecompile
index c6afd1e..fbbd02b 100755
--- a/brp-python-bytecompile
+++ b/brp-python-bytecompile
@@ -114,6 +114,10 @@ fi
 # For example, below /usr/lib/python2.6/, we're targeting /usr/bin/python2.6
 # and below /usr/lib/python3.1/, we're targeting /usr/bin/python3.1
 
+# Disable Python hash seed randomization
+# This should help with byte-compilation reproducibility: https://bugzilla.redhat.com/show_bug.cgi?id=1686078
+export PYTHONHASHSEED=0
+
 shopt -s nullglob
 for python_libdir in `find "$RPM_BUILD_ROOT" -type d|grep -E "/usr/lib(64)?/python[0-9]\.[0-9]+$"`;
 do