diff --git a/Overview.html b/Overview.html
index b6add22..61d6079 100644
--- a/Overview.html
+++ b/Overview.html
@@ -1154,6 +1154,24 @@ <h3 id="matching-an-audio-or-video-type-pattern"><span class="secno">8.2 </span>
        The WebM signature. [TODO: Use more bytes?]
       </td>
      </tr>
+     <!-- http://www-mmsp.ece.mcgill.ca/Documents/AudioFormats/AU/AU.html -->
+     <tr>
+      <td>
+       2E 73 6E 64
+      </td>
+      <td>
+       FF FF FF FF
+      </td>
+      <td>
+       None.
+      </td>
+      <td>
+       <code title="">audio/basic</code>
+      </td>
+      <td>
+       The string "<code title="">.snd</code>", the basic audio signature.
+      </td>
+     </tr>
      <!-- http://multimedia.cx/mirror/AudioIFF1_2_1.htm -->
      <tr>
       <td>
diff --git a/Overview.src.html b/Overview.src.html
index 98265a7..031c438 100644
--- a/Overview.src.html
+++ b/Overview.src.html
@@ -1124,6 +1124,24 @@ <h3>Matching an audio or video type pattern</h3>
        The WebM signature. [TODO: Use more bytes?]
       </td>
      </tr>
+     <!-- http://www-mmsp.ece.mcgill.ca/Documents/AudioFormats/AU/AU.html -->
+     <tr>
+      <td>
+       2E 73 6E 64
+      </td>
+      <td>
+       FF FF FF FF
+      </td>
+      <td>
+       None.
+      </td>
+      <td>
+       <code title>audio/basic</code>
+      </td>
+      <td>
+       The string "<code title>.snd</code>", the basic audio signature.
+      </td>
+     </tr>
      <!-- http://multimedia.cx/mirror/AudioIFF1_2_1.htm -->
      <tr>
       <td>