2 files changed, 3 insertions, 0 deletions
diff --git a/setup.cfg b/setup.cfg
index e5414a8b0..8950a0c1b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -12,3 +12,5 @@ pep8ignore =
     tmp/* ALL
     */lib/python3* ALL
     */bin/* ALL
+env =
+    D:BST_TEST_SUITE=True
diff --git a/setup.py b/setup.py
index f66f76cc3..6957e7d4e 100755
--- a/setup.py
+++ b/setup.py
@@ -143,6 +143,7 @@ setup(name='BuildStream',
       tests_require=['pep8',
                      'coverage',
                      'pytest-datafiles',
+                     'pytest-env',
                      'pytest-pep8',
                      'pytest-cov',
                      'pytest'],