diff --git a/slac_timing/buffer.py b/slac_timing/buffer.py
index 09e74b5..17e9e97 100644
--- a/slac_timing/buffer.py
+++ b/slac_timing/buffer.py
@@ -267,9 +267,7 @@ def clear_pv_object_cache():
                 if pvid[0].endswith(suffix)
             ]
             for pvid in stale_pvids:
-                pv_obj = _PVcache_.pop(pvid, None)
-                if pv_obj is not None:
-                    pv_obj.disconnect()
+                _PVcache_.pop(pvid, None)
 
         def clear_context_cache():
             context_cache = epics.ca._cache.get(ctx)