diff --git a/doc/acknowledgements.tex b/doc/acknowledgements.tex
index 1bf165b6..c887c374 100644
--- a/doc/acknowledgements.tex
+++ b/doc/acknowledgements.tex
@@ -11,6 +11,7 @@ Mitsuba makes heavy use of the following amazing libraries and tools:
 \item Xerces-C++ by the Apache Foundation
 \item The Boost C++ class library
 \item GLEW by Milan Ikits, Marcelo E. Magallon and Lev Povalahev
+\item Mersenne Twister by Makoto Matsumoto and Takuji Nishimura
 \item COLLADA DOM by Sony Computer Entertainment
 \item libjpeg by the Independent JPEG Group
 \item libpng by Guy Eric Schalnat, Andreas Dilger, Glenn Randers-Pehrson and \mbox{others}
diff --git a/src/qtgui/acknowledgmentdlg.ui b/src/qtgui/acknowledgmentdlg.ui
index 7f4d5a75..ed95e6bd 100644
--- a/src/qtgui/acknowledgmentdlg.ui
+++ b/src/qtgui/acknowledgmentdlg.ui
@@ -60,6 +60,7 @@ p, li { white-space: pre-wrap; }
 &lt;li style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;The &lt;a href=&quot;http://www.boost.org/&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;Boost&lt;/span&gt;&lt;/a&gt; C++ class library&lt;/li&gt;
 &lt;li style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;a href=&quot;http://glew.sourceforge.net/&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;GLEW&lt;/span&gt;&lt;/a&gt; by Milan Ikits, Marcelo E. Magallon and Lev Povalahev&lt;/li&gt;
 &lt;li style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;a href=&quot;http://sourceforge.net/projects/collada-dom/&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;COLLADA DOM&lt;/span&gt;&lt;/a&gt; by Sony Computer Entertainment&lt;/li&gt;
+&lt;li style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;a href=&quot;http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/emt.html&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;Mersenne Twister&lt;/span&gt;&lt;/a&gt; by Makoto Matsumoto and Takuji Nishimura&lt;/li&gt;
 &lt;li style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;a href=&quot;http://www.ijg.org/&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;libjpeg&lt;/span&gt;&lt;/a&gt; by the Independent JPEG Group&lt;/li&gt;
 &lt;li style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;a href=&quot;http://www.libpng.org/pub/png&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;libpng&lt;/span&gt;&lt;/a&gt; by Guy Eric Schalnat, Andreas Dilger, Glenn Randers-Pehrson and others&lt;/li&gt;
 &lt;li style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;a href=&quot;http://www.brandonwalkin.com/bwtoolkit/&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#0000ff;&quot;&gt;BWToolkit&lt;/span&gt;&lt;/a&gt; by Brandon Walkin&lt;/li&gt;