diff --git a/introduction-to-sql-injection/build-presentation.sh b/introduction-to-sql-injection/build-presentation.sh
index e0060c8..7572949 100755
--- a/introduction-to-sql-injection/build-presentation.sh
+++ b/introduction-to-sql-injection/build-presentation.sh
@@ -1,6 +1,9 @@
 #!/usr/bin/env bash
 
-pandoc -s --mathml -i -t revealjs sql_injection.md -V theme=simple -o presentation.html --css=./robot-lung.css
+# pandoc -s --mathml -i -t revealjs sql_injection.md -V theme=simple -o presentation.html --css=./robot-lung.css
+pandoc -s --mathml -i -t revealjs sql_injection.md -V theme=simple \
+  -V revealjs-url=https://unpkg.com/reveal.js@4 \
+  -o presentation.html --css=./robot-lung.css
 
 sed -i 's|<body>|<body>\n<div class="line top"></div>\n<div class="line bottom"></div>\n<div class="line left"></div>\n<div class="line right"></div>\n|' presentation.html
 
diff --git a/introduction-to-sql-injection/presentation.html b/introduction-to-sql-injection/presentation.html
index 738108f..ac816b4 100644
--- a/introduction-to-sql-injection/presentation.html
+++ b/introduction-to-sql-injection/presentation.html
@@ -8,8 +8,8 @@
   <meta name="apple-mobile-web-app-capable" content="yes">
   <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
   <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, minimal-ui">
-  <link rel="stylesheet" href="https://unpkg.com/reveal.js@^4//dist/reset.css">
-  <link rel="stylesheet" href="https://unpkg.com/reveal.js@^4//dist/reveal.css">
+  <link rel="stylesheet" href="https://unpkg.com/reveal.js@4/dist/reset.css">
+  <link rel="stylesheet" href="https://unpkg.com/reveal.js@4/dist/reveal.css">
   <style>
     .reveal .sourceCode {  /* see #7635 */
       overflow: visible;
@@ -29,8 +29,9 @@
       vertical-align: middle;
     }
     /* CSS for syntax highlighting */
+    html { -webkit-text-size-adjust: 100%; }
     pre > code.sourceCode { white-space: pre; position: relative; }
-    pre > code.sourceCode > span { line-height: 1.25; }
+    pre > code.sourceCode > span { display: inline-block; line-height: 1.25; }
     pre > code.sourceCode > span:empty { height: 1.2em; }
     .sourceCode { overflow: visible; }
     code.sourceCode > span { color: inherit; text-decoration: inherit; }
@@ -41,7 +42,7 @@
     }
     @media print {
     pre > code.sourceCode { white-space: pre-wrap; }
-    pre > code.sourceCode > span { display: inline-block; text-indent: -5em; padding-left: 5em; }
+    pre > code.sourceCode > span { text-indent: -5em; padding-left: 5em; }
     }
     pre.numberSource code
       { counter-reset: source-line 0; }
@@ -93,7 +94,7 @@
     code span.vs { color: #4070a0; } /* VerbatimString */
     code span.wa { color: #60a0b0; font-weight: bold; font-style: italic; } /* Warning */
   </style>
-  <link rel="stylesheet" href="https://unpkg.com/reveal.js@^4//dist/theme/simple.css" id="theme">
+  <link rel="stylesheet" href="https://unpkg.com/reveal.js@4/dist/theme/simple.css" id="theme">
   <link rel="stylesheet" href="./robot-lung.css"/>
 </head>
 <body>
@@ -228,12 +229,12 @@ Room</a>.</p></li>
     </div>
   </div>
 
-  <script src="https://unpkg.com/reveal.js@^4//dist/reveal.js"></script>
+  <script src="https://unpkg.com/reveal.js@4/dist/reveal.js"></script>
 
   <!-- reveal.js plugins -->
-  <script src="https://unpkg.com/reveal.js@^4//plugin/notes/notes.js"></script>
-  <script src="https://unpkg.com/reveal.js@^4//plugin/search/search.js"></script>
-  <script src="https://unpkg.com/reveal.js@^4//plugin/zoom/zoom.js"></script>
+  <script src="https://unpkg.com/reveal.js@4/plugin/notes/notes.js"></script>
+  <script src="https://unpkg.com/reveal.js@4/plugin/search/search.js"></script>
+  <script src="https://unpkg.com/reveal.js@4/plugin/zoom/zoom.js"></script>
 
   <script>
 
diff --git a/introduction-to-sql-injection/sql_injection.md b/introduction-to-sql-injection/sql_injection.md
index 3bd5e27..06c47ac 100644
--- a/introduction-to-sql-injection/sql_injection.md
+++ b/introduction-to-sql-injection/sql_injection.md
@@ -1,5 +1,5 @@
 % Introduction to SQL Injection
-% Stefan Friese
+% Stefan Etringer
 % 11 April, 2024
 
 ---
@@ -72,7 +72,7 @@ sql_query =
 ```SQL
 SELECT * FROM users WHERE username = '' or '1' = '1' -- - AND password '%s'
 ```
-You can see thath the value of username has been closed by the `'` character.  
+You can see thath the value of username has been closed by the `'` character.
 *Numbers as strings is an SQLite specific thing*
 
 ---