diff --git a/pdf/index_for_pdf.html b/pdf/index_for_pdf.html
index baa8d36..f625725 100644
--- a/pdf/index_for_pdf.html
+++ b/pdf/index_for_pdf.html
@@ -15,7 +15,7 @@
 <strong>arrays, <a href="#array">29</a></strong><br>
 <strong>audio, <a href="#audio">40</a>-<a href="#writefloatsamplestowavfile">41</a></strong>  </p>
 <h3 id="b">B</h3>
-<p><strong>basic script template, <a href="#basicscripttemplate">42</a></strong><br>
+<p><strong>basic script template, <a href="#basicscripttemplate">44</a></strong><br>
 <strong>beautifulsoup library, <a href="#scraping">35</a></strong><br>
 <strong>binary representation, <a href="#binhex">8</a></strong><br>
 <strong>bitwise operators, <a href="#bitwiseoperators">8</a></strong><br>
@@ -108,7 +108,8 @@
 <strong>print function, <a href="#print">22</a></strong><br>
 <strong>profiling, <a href="#profiling">36</a>-<a href="#timingasnippet">37</a></strong><br>
 <strong>progress bar, <a href="#progressbar">34</a></strong><br>
-<strong>property decorator, <a href="#property">15</a></strong>  </p>
+<strong>property decorator, <a href="#property">15</a></strong><br>
+<strong>pygame module, <a href="#pygame">42</a></strong>  </p>
 <h3 id="q">Q</h3>
 <p><strong>queues, <a href="#queue">30</a></strong>  </p>
 <h3 id="r">R</h3>
diff --git a/pdf/index_for_pdf_print.html b/pdf/index_for_pdf_print.html
index e5e7024..213505b 100644
--- a/pdf/index_for_pdf_print.html
+++ b/pdf/index_for_pdf_print.html
@@ -15,7 +15,7 @@
 <strong>arrays, 29</strong><br>
 <strong>audio, 40-41</strong>  </p>
 <h3 id="b">B</h3>
-<p><strong>basic script template, 42</strong><br>
+<p><strong>basic script template, 44</strong><br>
 <strong>beautifulsoup library, 35</strong><br>
 <strong>binary representation, 8</strong><br>
 <strong>bitwise operators, 8</strong><br>
@@ -108,7 +108,8 @@
 <strong>print function, 22</strong><br>
 <strong>profiling, 36-37</strong><br>
 <strong>progress bar, 34</strong><br>
-<strong>property decorator, 15</strong>  </p>
+<strong>property decorator, 15</strong><br>
+<strong>pygame module, 42</strong>  </p>
 <h3 id="q">Q</h3>
 <p><strong>queues, 30</strong>  </p>
 <h3 id="r">R</h3>