diff --git a/src/main/java/org/matsim/run/RunLeipzigScenario.java b/src/main/java/org/matsim/run/RunLeipzigScenario.java
index ec77748a..80d1500a 100644
--- a/src/main/java/org/matsim/run/RunLeipzigScenario.java
+++ b/src/main/java/org/matsim/run/RunLeipzigScenario.java
@@ -96,9 +96,13 @@ public class RunLeipzigScenario extends MATSimApplication {
 	@CommandLine.Option(names = "--intermodality", defaultValue = "drtAndPtSeparateFromEachOther", description = "Define if drt should be used as access and egress mode for pt.")
 	private DrtCaseSetup.PtDrtIntermodality ptDrtIntermodality;
 
-	public RunLeipzigScenario(@Nullable Config config) { super(config);	}
+	public RunLeipzigScenario(@Nullable Config config) {
+		super(config);
+	}
 
-	public RunLeipzigScenario() { super(String.format("input/v%s/leipzig-v%s-10pct.config.xml", VERSION, VERSION)); }
+	public RunLeipzigScenario() {
+		super(String.format("input/v%s/leipzig-v%s-10pct.config.xml", VERSION, VERSION));
+	}
 
 	public static void main(String[] args) {
 		MATSimApplication.run(RunLeipzigScenario.class, args);
diff --git a/src/main/java/org/matsim/run/prepare/DrtCaseSetup.java b/src/main/java/org/matsim/run/prepare/DrtCaseSetup.java
index 55770193..4769910d 100644
--- a/src/main/java/org/matsim/run/prepare/DrtCaseSetup.java
+++ b/src/main/java/org/matsim/run/prepare/DrtCaseSetup.java
@@ -71,7 +71,7 @@ public final class DrtCaseSetup {
 	 */
 	public enum PtDrtIntermodality {drtAndPtSeparateFromEachOther, drtAsAccessEgressForPt}
 
-	public DrtCaseSetup(){	}
+	private DrtCaseSetup(){}
 
 	/**
 	 * prepare config for drt simulation.
@@ -311,7 +311,8 @@ private static void preparePtDrtIntermodality(Controler controler, ShpOptions sh
 
 		ConfigUtils.addOrGetModule(controler.getConfig(), MultiModeDrtConfigGroup.class).getModalElements().stream().findFirst().ifPresent(drtConfigGroup ->
 				drtConfigGroup.getDrtFareParams().ifPresent(drtFareParams ->
-						prepareDrtFareCompensation(controler, drtModes, drtFareParams.baseFare))); //this only works if prepareConfig was called with the same ShpOptions
+					//this only works if prepareConfig was called with the same ShpOptions
+						prepareDrtFareCompensation(controler, drtModes, drtFareParams.baseFare)));
 	}
 
 	private static void prepareDrtFareCompensation(Controler controler, Set<String> nonPtModes, Double ptBaseFare) {
diff --git a/src/main/java/org/matsim/run/prepare/PrepareNetwork.java b/src/main/java/org/matsim/run/prepare/PrepareNetwork.java
index 0fa372a5..f3a6ae2f 100644
--- a/src/main/java/org/matsim/run/prepare/PrepareNetwork.java
+++ b/src/main/java/org/matsim/run/prepare/PrepareNetwork.java
@@ -12,7 +12,6 @@
 import org.matsim.application.options.ShpOptions;
 import org.matsim.core.network.NetworkUtils;
 import org.matsim.core.network.algorithms.MultimodalNetworkCleaner;
-import org.matsim.core.network.algorithms.NetworkCleaner;
 import org.matsim.core.utils.geometry.geotools.MGC;
 import org.matsim.core.utils.gis.ShapeFileReader;
 import org.matsim.run.LeipzigUtils;