diff --git a/src/java/org/apache/poi/hssf/model/Workbook.java b/src/java/org/apache/poi/hssf/model/Workbook.java
index ac5843e21..b86f60887 100644
--- a/src/java/org/apache/poi/hssf/model/Workbook.java
+++ b/src/java/org/apache/poi/hssf/model/Workbook.java
@@ -513,7 +513,7 @@ public class Workbook implements Model {
         for (int k = 0; k < boundsheets.size(); k++) {
             String sheet = getSheetName(k);
 
-            if (sheet.equals(name)) {
+            if (sheet.equalsIgnoreCase(name)) {
                 retval = k;
                 break;
             }