diff --git a/buildhat/devices.py b/buildhat/devices.py
index ec365e2..8f704c1 100644
--- a/buildhat/devices.py
+++ b/buildhat/devices.py
@@ -70,7 +70,8 @@ def __del__(self):
             Device._used[self.port] = False
             self._conn.callit = None
             self.deselect()
-            self.off()
+            if self._typeid != 64:
+                self.off()
 
     @property
     def _conn(self):