diff --git a/README.md b/README.md
index 4ee664b..705bd4f 100644
--- a/README.md
+++ b/README.md
@@ -497,6 +497,7 @@ top-level attributes: `fill`, `font`, `numFmt`, `alignment`, and `border`.
 |                 |                |  `"0.00%;\\(0.00%\\);\\-;@"` // string specifying a custom format, escaping special characters
 | alignment       | vertical       | `"bottom"||"center"||"top"`
 |                 | horizontal     | `"bottom"||"center"||"top"`
+|                 | wrapText       |  `true || false`
 |                 | textRotation   | Number from `0` to `180` or `255` (default is `0`)
 |                 |                |  `90` is rotated up 90 degrees
 |                 |                |  `45` is rotated up 45 degrees