diff --git a/tests/common.py b/tests/common.py
index 09a9cd5..5f69f3f 100644
--- a/tests/common.py
+++ b/tests/common.py
@@ -2,6 +2,8 @@ import json
 from datetime import datetime, timezone, timedelta
 from mnemonic import Mnemonic
 
+from selfprivacy_api.jobs import Job, JobStatus
+
 # for expiration tests. If headache, consider freezegun
 RECOVERY_KEY_VALIDATION_DATETIME = "selfprivacy_api.models.tokens.time.datetime"
 DEVICE_KEY_VALIDATION_DATETIME = RECOVERY_KEY_VALIDATION_DATETIME
@@ -79,3 +81,12 @@ def assert_recovery_recent(time_generated: str):
     assert datetime.fromisoformat(time_generated) - timedelta(seconds=5) < datetime.now(
         timezone.utc
     )
+
+
+def assert_job_errored(job: Job):
+    assert job is not None
+    assert job.status == JobStatus.ERROR
+
+    # consider adding a useful error message to an errored-out job
+    assert job.error is not None
+    assert job.error != ""
diff --git a/tests/test_backup.py b/tests/test_backup.py
index b96f8e7..4543d33 100644
--- a/tests/test_backup.py
+++ b/tests/test_backup.py
@@ -42,6 +42,8 @@ from selfprivacy_api.backup.storage import Storage
 from selfprivacy_api.backup.local_secret import LocalBackupSecret
 from selfprivacy_api.backup.jobs import get_backup_fail
 
+from tests.common import assert_job_errored
+
 
 REPO_NAME = "test_backup"
 
@@ -205,15 +207,6 @@ def all_job_text(job: Job) -> str:
     return result
 
 
-def assert_job_errored(job: Job):
-    assert job is not None
-    assert job.status == JobStatus.ERROR
-
-    # consider adding a useful error message to an errored-out job
-    assert job.error is not None
-    assert job.error != ""
-
-
 def test_error_censoring_encryptionkey(dummy_service, backups):
     # Discard our key to inject a failure
     old_key = LocalBackupSecret.get()