diff --git a/_sources/libalsaaudio.txt b/_sources/libalsaaudio.txt
index 791a623..381e9a0 100644
--- a/_sources/libalsaaudio.txt
+++ b/_sources/libalsaaudio.txt
@@ -259,6 +259,14 @@ PCM objects have the following methods:
    If *enable* is :const:`True`, playback or capture is paused.
    Otherwise, playback/capture is resumed.
 
+
+.. method:: PCM.polldescriptors()
+
+   Returns a tuple of (file descriptor, eventmask) that can be used to
+   wait for changes on the mixer with *select.poll*.
+
+   The *eventmask* value is compatible with *poll.register*.
+
 **A few hints on using PCM devices for playback**
 
 The most common reason for problems with playback of PCM audio is that writes 
@@ -479,6 +487,8 @@ Mixer objects have the following methods:
    Returns a tuple of (file descriptor, eventmask) that can be used to
    wait for changes on the mixer with *select.poll*.
 
+   The *eventmask* value is compatible with *poll.register*.
+
 .. method:: Mixer.handleevents()
 
    Acknowledge events on the *polldescriptors* file descriptors
diff --git a/genindex.html b/genindex.html
index e3692d8..1dda099 100644
--- a/genindex.html
+++ b/genindex.html
@@ -184,6 +184,12 @@
   <dt><a href="libalsaaudio.html#alsaaudio.Mixer.polldescriptors">polldescriptors() (alsaaudio.Mixer method)</a>
   </dt>
 
+      <dd><dl>
+        
+  <dt><a href="libalsaaudio.html#alsaaudio.PCM.polldescriptors">(alsaaudio.PCM method)</a>
+  </dt>
+
+      </dl></dd>
   </dl></td>
 </tr></table>
 
@@ -298,7 +304,7 @@
     </div>
     <div class="footer">
         &copy; Copyright 2008-20017, Casper Wilstrup, Lars Immisch.
-      Last updated on Mar 17, 2017.
+      Last updated on Mar 30, 2017.
       Created using <a href="http://sphinx-doc.org/">Sphinx</a> 1.2.3.
     </div>
   </body>
diff --git a/index.html b/index.html
index 38b0a88..4af290a 100644
--- a/index.html
+++ b/index.html
@@ -141,7 +141,7 @@
     </div>
     <div class="footer">
         &copy; Copyright 2008-20017, Casper Wilstrup, Lars Immisch.
-      Last updated on Mar 17, 2017.
+      Last updated on Mar 30, 2017.
       Created using <a href="http://sphinx-doc.org/">Sphinx</a> 1.2.3.
     </div>
   </body>
diff --git a/libalsaaudio.html b/libalsaaudio.html
index b05ff70..5b564a1 100644
--- a/libalsaaudio.html
+++ b/libalsaaudio.html
@@ -334,6 +334,14 @@ should be written at a later time.</p>
 Otherwise, playback/capture is resumed.</p>
 </dd></dl>
 
+<dl class="method">
+<dt id="alsaaudio.PCM.polldescriptors">
+<tt class="descclassname">PCM.</tt><tt class="descname">polldescriptors</tt><big>(</big><big>)</big><a class="headerlink" href="#alsaaudio.PCM.polldescriptors" title="Permalink to this definition">¶</a></dt>
+<dd><p>Returns a tuple of (file descriptor, eventmask) that can be used to
+wait for changes on the mixer with <em>select.poll</em>.</p>
+<p>The <em>eventmask</em> value is compatible with <em>poll.register</em>.</p>
+</dd></dl>
+
 <p><strong>A few hints on using PCM devices for playback</strong></p>
 <p>The most common reason for problems with playback of PCM audio is that writes
 to PCM devices must <em>exactly</em> match the data rate of the device.</p>
@@ -587,6 +595,7 @@ changed. The default is to set the capture flag for all channels.</p>
 <tt class="descclassname">Mixer.</tt><tt class="descname">polldescriptors</tt><big>(</big><big>)</big><a class="headerlink" href="#alsaaudio.Mixer.polldescriptors" title="Permalink to this definition">¶</a></dt>
 <dd><p>Returns a tuple of (file descriptor, eventmask) that can be used to
 wait for changes on the mixer with <em>select.poll</em>.</p>
+<p>The <em>eventmask</em> value is compatible with <em>poll.register</em>.</p>
 </dd></dl>
 
 <dl class="method">
@@ -788,7 +797,7 @@ Channel 1 volume: 61%
     </div>
     <div class="footer">
         &copy; Copyright 2008-20017, Casper Wilstrup, Lars Immisch.
-      Last updated on Mar 17, 2017.
+      Last updated on Mar 30, 2017.
       Created using <a href="http://sphinx-doc.org/">Sphinx</a> 1.2.3.
     </div>
   </body>
diff --git a/objects.inv b/objects.inv
index 230fec4..c395507 100644
Binary files a/objects.inv and b/objects.inv differ
diff --git a/py-modindex.html b/py-modindex.html
index 3714b01..ab385ac 100644
--- a/py-modindex.html
+++ b/py-modindex.html
@@ -106,7 +106,7 @@
     </div>
     <div class="footer">
         &copy; Copyright 2008-20017, Casper Wilstrup, Lars Immisch.
-      Last updated on Mar 17, 2017.
+      Last updated on Mar 30, 2017.
       Created using <a href="http://sphinx-doc.org/">Sphinx</a> 1.2.3.
     </div>
   </body>
diff --git a/search.html b/search.html
index fe398e2..02daf66 100644
--- a/search.html
+++ b/search.html
@@ -99,7 +99,7 @@
     </div>
     <div class="footer">
         &copy; Copyright 2008-20017, Casper Wilstrup, Lars Immisch.
-      Last updated on Mar 17, 2017.
+      Last updated on Mar 30, 2017.
       Created using <a href="http://sphinx-doc.org/">Sphinx</a> 1.2.3.
     </div>
   </body>
diff --git a/searchindex.js b/searchindex.js
index a9fd89a..2291866 100644
--- a/searchindex.js
+++ b/searchindex.js
@@ -1 +1 @@
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