diff --git a/2020/giles/README.md b/2020/giles/README.md
index 3dc16fe7e..bff37a711 100644
--- a/2020/giles/README.md
+++ b/2020/giles/README.md
@@ -41,7 +41,7 @@ will be converted to the DTMF sound!
 
 If the script [try.sh](%%REPO_URL%%/2020/giles/try.sh) did not play a WAV file, it means you do not have
 SoX installed; see the
-FAQ on "[SDL1 and SDL2](../../faq.html#sox)".
+FAQ on "[using entries that require sound](../../faq.html#sox)".
 In this case install it and try it again or
 play the files `jenny.wav` and `ioccc28.wav` in a program that can play WAV
 files.
diff --git a/2020/giles/index.html b/2020/giles/index.html
index 6ccdb52fe..50b938e13 100644
--- a/2020/giles/index.html
+++ b/2020/giles/index.html
@@ -432,7 +432,7 @@ will be converted to the DTMF sound!</p>
     ./prog 867-5309 &gt; jenny.wav</code></pre>
 <p>If the script <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2020/giles/try.sh">try.sh</a> did not play a WAV file, it means you do not have
 SoX installed; see the
-FAQ on “<a href="../../faq.html#sox">SDL1 and SDL2</a>”.
+FAQ on “<a href="../../faq.html#sox">using entries that require sound</a>”.
 In this case install it and try it again or
 play the files <code>jenny.wav</code> and <code>ioccc28.wav</code> in a program that can play WAV
 files.</p>