diff --git a/examples/ClientTests/scripts/BoxOfStraws_DDSim.py b/examples/ClientTests/scripts/BoxOfStraws_DDSim.py
index a91422909..18b6037ac 100644
--- a/examples/ClientTests/scripts/BoxOfStraws_DDSim.py
+++ b/examples/ClientTests/scripts/BoxOfStraws_DDSim.py
@@ -4,6 +4,12 @@
 # make ddsim find the sensitive detector for box of straws
 SIM.action.calorimeterSDTypes = ['sensitive']
 
+# Trigger printout of event seed
+SIM.random.enableEventSeed = True
+
+# Fix random seed for all events (debugging only):
+# SIM.random.seed = <number>
+
 SIM.filter.calo = ""
 
 # Configure the regexSD for the BoxOfStraws gas_