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-rw-r--r--unittests/baseplatformtests.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/unittests/baseplatformtests.py b/unittests/baseplatformtests.py
index 5a8873388..ea95b15ac 100644
--- a/unittests/baseplatformtests.py
+++ b/unittests/baseplatformtests.py
@@ -95,6 +95,7 @@ class BasePlatformTests(TestCase):
# VS doesn't have a stable output when no changes are done
# XCode backend is untested with unit tests, help welcome!
self.no_rebuild_stdout = [f'UNKNOWN BACKEND {self.backend.name!r}']
+ os.environ['COLUMNS'] = '80'
self.builddirs = []
self.new_builddir()