diff --git a/tests/test_task.py b/tests/test_task.py
index ccf7b388..da7465ef 100644
--- a/tests/test_task.py
+++ b/tests/test_task.py
@@ -24,7 +24,10 @@ class TaskLifecycleTests(unittest.TestCase):
         self.env.update({"GIT_CONFIG_NOSYSTEM": "1", "GIT_CONFIG_GLOBAL": "/dev/null",
                          "GIT_ALLOW_PROTOCOL": "file", "GIT_TERMINAL_PROMPT": "0",
                          "GIT_AUTHOR_NAME": "Lifecycle Test", "GIT_AUTHOR_EMAIL": "test@example.invalid",
-                         "GIT_COMMITTER_NAME": "Lifecycle Test", "GIT_COMMITTER_EMAIL": "test@example.invalid"})
+                         "GIT_COMMITTER_NAME": "Lifecycle Test", "GIT_COMMITTER_EMAIL": "test@example.invalid",
+                         "GIT_CONFIG_COUNT": "2", "GIT_CONFIG_KEY_0": "gc.auto",
+                         "GIT_CONFIG_VALUE_0": "0", "GIT_CONFIG_KEY_1": "maintenance.auto",
+                         "GIT_CONFIG_VALUE_1": "false"})
         for key in ("GIT_DIR", "GIT_WORK_TREE", "GIT_INDEX_FILE", "GITEA_TOKEN", "PRECHECK_RECEIPT",
                     "TASK_PARENT_BRANCH", "TASK_PARENT_PR", "FORCE_ABANDON", "TASK_TARGET_BRANCH",
                     "TASK_WORK_MODE", "VALIDATE_RECEIPT_PURPOSE"):