diff --git a/plugins/junit5_rt/src/com/intellij/junit5/JUnit5TestExecutionListener.java b/plugins/junit5_rt/src/com/intellij/junit5/JUnit5TestExecutionListener.java
index e5a74614b800..a7f25faa20b4 100644
--- a/plugins/junit5_rt/src/com/intellij/junit5/JUnit5TestExecutionListener.java
+++ b/plugins/junit5_rt/src/com/intellij/junit5/JUnit5TestExecutionListener.java
@@ -50,7 +50,7 @@ public class JUnit5TestExecutionListener implements TestExecutionListener {
   private String myRootName;
   private boolean mySuccessful = true;
   private String myIdSuffix = "";
-  private final Set<TestIdentifier> myActiveRoots = new HashSet<>();
+  private final Set<TestIdentifier> myActiveRoots = new LinkedHashSet<>();
   private boolean mySendTree;
 
   public JUnit5TestExecutionListener() {