diff --git a/tests/requirements-libraries.txt b/tests/requirements-libraries.txt
index 466b507742..8222fa6f40 100644
--- a/tests/requirements-libraries.txt
+++ b/tests/requirements-libraries.txt
@@ -29,6 +29,7 @@ numpy ; sys_platform != 'win32'
 lxml==3.4.4 ; sys_platform == 'win32'
 lxml ; sys_platform != 'win32'
 keyring
+openpyxl
 pycparser
 pytz
 sqlalchemy