diff -u a/src/python/journal-compare.py b/python/journal-compare.py
--- a/src/python/journal-compare.py 2018-05-15 16:16:15.198835559 +0200
+++ b/src/python/journal-compare.py 2017-10-17 23:11:48.000000000 +0200
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
# Copyright (c) 2006 Red Hat, Inc. All rights reserved. This copyrighted material
# is made available to anyone wishing to use, modify, copy, or
diff -u a/src/python/journalling.py b/src/python/journalling.py
--- a/src/python/journalling.py 2018-05-15 16:16:21.517818632 +0200
+++ b/src/python/journalling.py 2017-10-17 23:11:48.000000000 +0200
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
# Authors: Jakub Heger <jheger@redhat.com>
# Dalibor Pospisil <dapospis@redhat.com>
diff -u a/src/python/rlMemAvg.py b/src/python/rlMemAvg.py
--- a/src/python/rlMemAvg.py 2018-05-15 16:16:24.976809367 +0200
+++ b/src/python/rlMemAvg.py 2017-10-17 23:11:48.000000000 +0200
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
# Authors: Petr Muller <pmuller@redhat.com>
#
diff -u a/src/python/rlMemPeak.py b/src/python/rlMemPeak.py
--- a/src/python/rlMemPeak.py 2018-05-15 16:16:29.153798179 +0200
+++ b/src/python/rlMemPeak.py 2017-10-17 23:11:48.000000000 +0200
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
# Authors: Petr Muller <pmuller@redhat.com>
#
diff -u a/src/python/testwatcher.py b/beakerlib-1.17/src/python/testwatcher.py
--- a/src/python/testwatcher.py 2018-05-15 16:16:35.369781528 +0200
+++ b/src/python/testwatcher.py 2017-10-17 23:11:48.000000000 +0200
@@ -1,4 +1,4 @@
-#!/usr/bin/python -u
+#!/usr/bin/python2 -u
#
# Authors: Jiri Jaburek <jjaburek@redhat.com>
#