diff --git a/platform/lang-impl/src/com/intellij/execution/dashboard/actions/RunDashboardTreeLeafAction.java b/platform/lang-impl/src/com/intellij/execution/dashboard/actions/RunDashboardTreeLeafAction.java
index f25ffd0ded38..c4d51ee0660b 100644
--- a/platform/lang-impl/src/com/intellij/execution/dashboard/actions/RunDashboardTreeLeafAction.java
+++ b/platform/lang-impl/src/com/intellij/execution/dashboard/actions/RunDashboardTreeLeafAction.java
@@ -52,7 +52,7 @@ public abstract class RunDashboardTreeLeafAction<T extends DashboardNode> extend
   }
 
   private static Set<AbstractTreeNode> getLeaves(Collection<? extends AbstractTreeNode> nodes) {
-    Set<AbstractTreeNode> result = new HashSet<>();
+    Set<AbstractTreeNode> result = new LinkedHashSet<>();
     for (AbstractTreeNode<?> node : nodes) {
       Collection<? extends AbstractTreeNode> children = node.getChildren();
       if (children.isEmpty()) {