diff --git a/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/adminconsole/TestRefreshableSelectionModel.java b/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/adminconsole/TestRefreshableSelectionModel.java
index da05c9f9a7c..1af49648710 100644
--- a/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/adminconsole/TestRefreshableSelectionModel.java
+++ b/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/adminconsole/TestRefreshableSelectionModel.java
@@ -193,6 +193,8 @@ public class TestRefreshableSelectionModel extends AbstractSeleniumTest {
         seriesDialog.addRaces(1, 5);
         seriesDialog.pressOk();
         
+        regattaDetails.deleteSeries("Default");
+        
         LeaderboardConfigurationPanelPO leaderboardConfiguration = adminConsole.goToLeaderboardConfiguration();
         leaderboardConfiguration.createRegattaLeaderboard(this.regatta);
     }
diff --git a/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/leaderboard/TestColumnsInLeaderboard.java b/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/leaderboard/TestColumnsInLeaderboard.java
index 6258ba90338..84a6063518e 100644
--- a/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/leaderboard/TestColumnsInLeaderboard.java
+++ b/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/leaderboard/TestColumnsInLeaderboard.java
@@ -124,6 +124,7 @@ public class TestColumnsInLeaderboard extends AbstractSeleniumTest {
         SeriesEditDialogPO seriesDialog = regattaDetails.editSeries(RegattaStructureManagementPanelPO.DEFAULT_SERIES_NAME);
         seriesDialog.addRaces(1, 1);
         seriesDialog.pressOk();
+        regattaDetails.deleteSeries("Default");
         // Start the tracking for the races and wait until they are ready to use
         startTrackingRaceAndStopWhenFinished(adminConsole);
         LeaderboardConfigurationPanelPO leaderboardConfiguration = adminConsole.goToLeaderboardConfiguration();
diff --git a/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/leaderboard/TestSwitchingOffStartOfRaceInference.java b/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/leaderboard/TestSwitchingOffStartOfRaceInference.java
index bd03dd17d59..ce286462c33 100755
--- a/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/leaderboard/TestSwitchingOffStartOfRaceInference.java
+++ b/java/com.sap.sailing.selenium.test/src/com/sap/sailing/selenium/test/leaderboard/TestSwitchingOffStartOfRaceInference.java
@@ -101,6 +101,7 @@ public class TestSwitchingOffStartOfRaceInference extends AbstractSeleniumTest {
         SeriesEditDialogPO seriesDialog = regattaDetails.editSeries(RegattaStructureManagementPanelPO.DEFAULT_SERIES_NAME);
         seriesDialog.addRaces(3, 3);
         seriesDialog.pressOk();
+        regattaDetails.deleteSeries("Default");
         // Start the tracking for the races and wait until they are ready to use
         TracTracEventManagementPanelPO tracTracEvents = adminConsole.goToTracTracEvents();
         tracTracEvents.listTrackableRaces(BMW_CUP_JSON_URL);