diff --git a/src/calng/PickyBoi.py b/src/calng/PickyBoi.py
index de017feb1f9b6c4656953364786a039d2f11d8e7..034d5770c386693d2691a328b29483a9fca110bd 100644
--- a/src/calng/PickyBoi.py
+++ b/src/calng/PickyBoi.py
@@ -69,6 +69,7 @@ class PickyBoi(PythonDevice):
             .description("If active, end the output stream after the range of selected train IDs has been forwarded.")
             .assignmentOptional()
             .defaultValue(False)
+            .reconfigurable()
             .commit(),
 
             UINT64_ELEMENT(expected)