diff --git a/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java b/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
index 058e60c7d..c1bfbd318 100644
--- a/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
+++ b/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
@@ -384,7 +384,11 @@ public class HSSFWorkbook
         windowTwo.setPaged(sheets.size() == 1);
 
         sheets.add(clonedSheet);
-        workbook.setSheetName(sheets.size()-1, srcName+"[1]");
+        if (srcName.length()<28) {
+            workbook.setSheetName(sheets.size()-1, srcName+"(2)");
+        }else {
+            workbook.setSheetName(sheets.size()-1,srcName.substring(0,28)+"(2)");
+        }
         return clonedSheet;
       }
       return null;
diff --git a/src/testcases/org/apache/poi/hssf/usermodel/TestCloneSheet.java b/src/testcases/org/apache/poi/hssf/usermodel/TestCloneSheet.java
index 052516108..6ccf29ec2 100644
--- a/src/testcases/org/apache/poi/hssf/usermodel/TestCloneSheet.java
+++ b/src/testcases/org/apache/poi/hssf/usermodel/TestCloneSheet.java
@@ -79,7 +79,7 @@ public class TestCloneSheet extends TestCase {
 			s.addMergedRegion(new Region((short)0,(short)0,(short)1,(short)1));
 			b.cloneSheet(0);
 		}
-		catch(Exception e){fail(e.getMessage());}
+		catch(Exception e){e.printStackTrace();fail(e.getMessage());}
 	}
 
 }