diff --git a/ooxml/XSSF/UserModel/XSSFWorkbook.cs b/ooxml/XSSF/UserModel/XSSFWorkbook.cs
index b0d842f1a..9eb600e72 100644
--- a/ooxml/XSSF/UserModel/XSSFWorkbook.cs
+++ b/ooxml/XSSF/UserModel/XSSFWorkbook.cs
@@ -1679,6 +1679,14 @@ public void SetSheetOrder(String sheetname, int pos)
                 sheets[i].sheet = sheetArray[i];
             }
 
+
+            // adjust named ranges if necessary
+            foreach (var item in GetAllNames())
+            {
+                if (item.SheetIndex == idx)
+                    item.SheetIndex = pos;
+            }
+
             // adjust active sheet if necessary
             int active = ActiveSheetIndex;
             if (active == idx)