diff --git a/src/scratchpad/testcases/org/apache/poi/hwpf/extractor/TestWordExtractor.java b/src/scratchpad/testcases/org/apache/poi/hwpf/extractor/TestWordExtractor.java
index b4f81f2bb..2f7a2d577 100644
--- a/src/scratchpad/testcases/org/apache/poi/hwpf/extractor/TestWordExtractor.java
+++ b/src/scratchpad/testcases/org/apache/poi/hwpf/extractor/TestWordExtractor.java
@@ -358,8 +358,14 @@ public final class TestWordExtractor extends TestCase {
        }
     }
 
-    public void testRootEntiesNavigation() throws IOException {
-        InputStream is = POIDataSamples.getDocumentInstance().openResourceAsStream("testWORD.doc");
+    /**
+     * [RESOLVED FIXED] Bug 51686 - Update to POI 3.8 beta 4 causes
+     * ConcurrentModificationException in Tika's OfficeParser
+     */
+    public void testRootEntiesNavigation() throws IOException
+    {
+        InputStream is = POIDataSamples.getDocumentInstance()
+                .openResourceAsStream( "Bug51686.doc" );
 
         POIFSFileSystem fs = new POIFSFileSystem(is);
 
diff --git a/test-data/document/testWORD.doc b/test-data/document/Bug51686.doc
similarity index 100%
rename from test-data/document/testWORD.doc
rename to test-data/document/Bug51686.doc