diff --git a/build.xml b/build.xml
index b8b51ffef1..4bb6fe1a14 100644
--- a/build.xml
+++ b/build.xml
@@ -1568,14 +1568,51 @@ under the License.
HPSF - Horrible Property Set Format
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+ SS - Common Spreadsheet Format
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+
HSSF - Horrible Spreadsheet Format
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+ XSSF - Open Office XML Spreadsheet Format
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+ SL - Common Slideshow Format
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+ HSLF - Horrible Slideshow Format
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+ XSLF - Open Office XML Slideshow Format
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+
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HWPF - Horrible Word Processor Format
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+ XWPF - Open Office XML Word Processor Format
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+ HDGF - Horrible Diagram Format
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+ XDGF - Open Office XML Diagram Format
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POIFS - POI File System