diff --git a/CI/CMakeLists.txt b/CI/CMakeLists.txt
index bc8bebbe8b7b83984491644291b83e727e9e3ec5..e7116b2f2f5bb620cceedc2a5300945c3209b03d 100644
--- a/CI/CMakeLists.txt
+++ b/CI/CMakeLists.txt
@@ -7,3 +7,6 @@ atlas_subdir( CI )
 add_test (NAME DomainMapTests COMMAND python -m test.test_domain_map WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
 add_test (NAME WatchListTests COMMAND python -m test.test_watch_list WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
 set_property (TEST DomainMapTests WatchListTests APPEND PROPERTY LABELS CI)
+
+# install executables
+atlas_install_scripts( sweep_MR.py )
diff --git a/CI/sweep_MR.py b/CI/sweep_MR.py
old mode 100644
new mode 100755
index 63aeefb4f039ddcf8b6ff1621b16916c1988fc94..e2b2f9b97d85f855f5df9d1a9e3572455a75d770
--- a/CI/sweep_MR.py
+++ b/CI/sweep_MR.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 import argparse, gitlab, logging, os, re, subprocess, sys, yaml
 from gitlab.exceptions import GitlabGetError, GitlabCreateError, GitlabCherryPickError
 from gitlab_mr_helpers import list_changed_packages