diff --git a/data_safe_haven/infrastructure/programs/sre/networking.py b/data_safe_haven/infrastructure/programs/sre/networking.py
index 2b32066986..9f51421ef7 100644
--- a/data_safe_haven/infrastructure/programs/sre/networking.py
+++ b/data_safe_haven/infrastructure/programs/sre/networking.py
@@ -1859,10 +1859,11 @@ def __init__(
             tags=child_tags,
         )
         shm_provider = provider.Provider(
+            "shm_provider",
             provider.ProviderArgs(
                 location=props.location,
                 subscription_id=props.shm_subscription_id,
-            )
+            ),
         )
         shm_ns_record = network.RecordSet(
             f"{self._name}_ns_record",