diff --git a/NumberFormatId-Lookup-Table.md b/NumberFormatId-Lookup-Table.md
index e10ce7c..33397e7 100644
--- a/NumberFormatId-Lookup-Table.md
+++ b/NumberFormatId-Lookup-Table.md
@@ -227,7 +227,7 @@ range.Style.NumberFormat.NumberFormatId = #;
 
 <td>47</td>
 
-<td>mmss.0</td>
+<td>mm:ss.0</td>
 
 </tr>