diff --git a/xwords4/android/XWords4/src/org/eehouse/android/xw4/DBHelper.java b/xwords4/android/XWords4/src/org/eehouse/android/xw4/DBHelper.java
index 49b907a4b..840aeec57 100644
--- a/xwords4/android/XWords4/src/org/eehouse/android/xw4/DBHelper.java
+++ b/xwords4/android/XWords4/src/org/eehouse/android/xw4/DBHelper.java
@@ -444,7 +444,7 @@ public class DBHelper extends SQLiteOpenHelper {
         db.beginTransaction();
         try {
             String query;
-            String[] columnNames = DBUtils.getColumns( db, name );
+            String[] columnNames = getColumns( db, name );
             if ( null != columnNames ) { // no data means no need to copy
                 query = String.format( "ALTER table %s RENAME TO 'temp_%s'",
                                        name, name );
@@ -516,6 +516,15 @@ public class DBHelper extends SQLiteOpenHelper {
         return result;
     }
 
+    private static String[] getColumns( SQLiteDatabase db, String name )
+    {
+        String query = String.format( "SELECT * FROM %s LIMIT 1", name );
+        Cursor cursor = db.rawQuery( query, null );
+        String[] colNames = cursor.getColumnNames();
+        cursor.close();
+        return colNames;
+    }
+
     private class TableAndVersion {
         public String name;
         public int addedVersion;
diff --git a/xwords4/android/XWords4/src/org/eehouse/android/xw4/DBUtils.java b/xwords4/android/XWords4/src/org/eehouse/android/xw4/DBUtils.java
index 83b399402..e806636b2 100644
--- a/xwords4/android/XWords4/src/org/eehouse/android/xw4/DBUtils.java
+++ b/xwords4/android/XWords4/src/org/eehouse/android/xw4/DBUtils.java
@@ -2070,15 +2070,6 @@ public class DBUtils {
         return exists;
     }
 
-    public static String[] getColumns( SQLiteDatabase db, String name )
-    {
-        String query = String.format( "SELECT * FROM %s LIMIT 1", name );
-        Cursor cursor = db.rawQuery( query, null );
-        String[] colNames = cursor.getColumnNames();
-        cursor.close();
-        return colNames;
-    }
-
     public static void addToStudyList( Context context, String word,
                                        int lang )
     {