diff --git a/platform/platform-tests/testSrc/com/intellij/openapi/editor/RangeMarkerTest.java b/platform/platform-tests/testSrc/com/intellij/openapi/editor/impl/RangeMarkerTest.java
similarity index 99%
rename from platform/platform-tests/testSrc/com/intellij/openapi/editor/RangeMarkerTest.java
rename to platform/platform-tests/testSrc/com/intellij/openapi/editor/impl/RangeMarkerTest.java
index 80bcd0ce9a00..5630628e49dd 100644
--- a/platform/platform-tests/testSrc/com/intellij/openapi/editor/RangeMarkerTest.java
+++ b/platform/platform-tests/testSrc/com/intellij/openapi/editor/impl/RangeMarkerTest.java
@@ -1,4 +1,4 @@
-package com.intellij.openapi.editor;
+package com.intellij.openapi.editor.impl;
 
 import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.application.Result;
@@ -6,13 +6,11 @@ import com.intellij.openapi.command.CommandProcessor;
 import com.intellij.openapi.command.WriteCommandAction;
 import com.intellij.openapi.command.impl.UndoManagerImpl;
 import com.intellij.openapi.command.undo.UndoManager;
+import com.intellij.openapi.editor.*;
 import com.intellij.openapi.editor.event.DocumentAdapter;
 import com.intellij.openapi.editor.event.DocumentEvent;
 import com.intellij.openapi.editor.ex.DocumentEx;
 import com.intellij.openapi.editor.ex.RangeMarkerEx;
-import com.intellij.openapi.editor.impl.DocumentImpl;
-import com.intellij.openapi.editor.impl.DocumentMarkupModel;
-import com.intellij.openapi.editor.impl.RedBlackTree;
 import com.intellij.openapi.editor.markup.HighlighterTargetArea;
 import com.intellij.openapi.editor.markup.MarkupModel;
 import com.intellij.openapi.util.Pair;