1 files changed, 10 insertions, 0 deletions
diff --git a/doc/ScintillaDoc.html b/doc/ScintillaDoc.html
index 18155093b..44b7449b7 100644
--- a/doc/ScintillaDoc.html
+++ b/doc/ScintillaDoc.html
@@ -3925,6 +3925,16 @@ struct Sci_TextToFind {
 	  Apperance will not be as good as <code>INDIC_SQUIGGLE</code> on OS X in HiDPI mode.</td>
         </tr>
 
+        <tr>
+          <td align="left"><code>INDIC_COMPOSITIONTHICK</code></td>
+
+          <td align="center">14</td>
+
+          <td>A 2-pixel thick underline located at the bottom of the line to try to avoid touching the character base.
+	  Each side is inset 1 pixel so that different indicators in this style covering a range appear isolated.
+	  This is similar to an appearance used for Asian language input composition.</td>
+        </tr>
+
       </tbody>
     </table>