diff --git a/monitoring/prober/rid/v1/test_isa_expiry.py b/monitoring/prober/rid/v1/test_isa_expiry.py
index 9ab9a800eb..2518ad7999 100644
--- a/monitoring/prober/rid/v1/test_isa_expiry.py
+++ b/monitoring/prober/rid/v1/test_isa_expiry.py
@@ -1,7 +1,6 @@
 """Test ISAs aren't returned after they expire."""
 
 import datetime
-import time
 
 from monitoring.monitorlib.delay import sleep
 from monitoring.monitorlib.infrastructure import default_scope
diff --git a/monitoring/prober/rid/v2/test_isa_expiry.py b/monitoring/prober/rid/v2/test_isa_expiry.py
index ba06ee1828..17840d0399 100644
--- a/monitoring/prober/rid/v2/test_isa_expiry.py
+++ b/monitoring/prober/rid/v2/test_isa_expiry.py
@@ -1,8 +1,8 @@
 """Test ISAs aren't returned after they expire."""
 
 import datetime
-import time
 
+from monitoring.monitorlib.delay import sleep
 from uas_standards.astm.f3411.v22a.api import OPERATIONS, OperationID
 from uas_standards.astm.f3411.v22a.constants import Scope