diff --git a/src/main/java/org/matsim/run/policies/OpenBerlinChoiceExperiment.java b/src/main/java/org/matsim/run/policies/OpenBerlinChoiceExperiment.java
index 681c46ff..a123ffb3 100644
--- a/src/main/java/org/matsim/run/policies/OpenBerlinChoiceExperiment.java
+++ b/src/main/java/org/matsim/run/policies/OpenBerlinChoiceExperiment.java
@@ -41,6 +41,8 @@ public static void main(String[] args) {
 	@Override
 	protected Config prepareConfig(Config config) {
 
+		config = super.prepareConfig(config);
+
 		if (imc) {
 
 			InformedModeChoiceConfigGroup imcConfig = ConfigUtils.addOrGetModule(config, InformedModeChoiceConfigGroup.class);