diff --git a/cylc/flow/network/client_factory.py b/cylc/flow/network/client_factory.py
index 8231523ec35..161bbcbbc82 100644
--- a/cylc/flow/network/client_factory.py
+++ b/cylc/flow/network/client_factory.py
@@ -51,7 +51,7 @@ def get_runtime_client(
     if comms_method == CommsMeth.SSH:
         from cylc.flow.network.ssh_client import WorkflowRuntimeClient
     else:
-        from cylc.flow.network.client import (  # type: ignore[no-redef]
+        from cylc.flow.network.client import (  # type: ignore[assignment]
             WorkflowRuntimeClient
         )
     return WorkflowRuntimeClient(workflow, timeout=timeout)