diff --git a/examples/output.def b/examples/output.def
index 67350e7f5822d8190db6bd866f7a3f1fd0803e99..27fa26669039adfd66108cf8d3542d2db8691628 100644
--- a/examples/output.def
+++ b/examples/output.def
@@ -10,7 +10,7 @@ block S.dc.*
 block S.hod.*
 block S.cal.*
 block g.evtyp
-block RB.*
+block B.*
 
 # TDC hits per paddle
 TH1F hpostdc1 'HMS s1x+ TDC hits' H.hod.1x.posTdcCounter 16 0.5 16.5