diff --git a/script/test/20220201/MultiRegionScan.py b/script/test/20220201/MultiRegionScan.py
index af1da942..17f59823 100644
--- a/script/test/20220201/MultiRegionScan.py
+++ b/script/test/20220201/MultiRegionScan.py
@@ -252,7 +252,7 @@ class SimpleDeviceReader(Readable):
     the device must be set assigned to the device attribute.
     """
     def read(self):
-        print("simple device read", source.read())
+        print("simple device read", source)
         v = source.read()
         print(v)
         return v