diff --git a/tests/run_tests.py b/tests/run_tests.py
index d4c8340..f9f5dc5 100644
--- a/tests/run_tests.py
+++ b/tests/run_tests.py
@@ -9,7 +9,7 @@
 import unittest
 import zipfile
 
-DEBUG = False
+DEBUG = True
 
 
 def check_call(args: list, env: typing.Optional[collections.abc.Mapping] = None):