diff --git a/_share/media/sass/_collapsible.sass b/_share/media/sass/_collapsible.sass
deleted file mode 120000
index c1c4310..0000000
--- a/_share/media/sass/_collapsible.sass
+++ /dev/null
@@ -1 +0,0 @@
-/Users/ronny/notes/_share/media/sass/_collapsible.sass
\ No newline at end of file
diff --git a/_share/media/sass/collapsible.sass b/_share/media/sass/collapsible.sass
new file mode 120000
index 0000000..ee40e7b
--- /dev/null
+++ b/_share/media/sass/collapsible.sass
@@ -0,0 +1 @@
+/Users/ronny/notes/_share/media/sass/collapsible.sass
\ No newline at end of file
diff --git a/_subsections/lesson-02.org b/_subsections/lesson-02.org
index 9c48bfe..b6a6c66 100644
--- a/_subsections/lesson-02.org
+++ b/_subsections/lesson-02.org
@@ -1,6 +1,6 @@
 #+title: lesson 02 | course overview + the shell
 #+HTML_HEAD: <link rel="stylesheet" type="text/css" href="../_share/media/css/missing-semester.css" />
-#+HTML_HEAD: <link rel="stylesheet" type="text/css" href="_share/media/css/collapsible.css" />
+#+HTML_HEAD: <link rel="stylesheet" type="text/css" href="../_share/media/css/collapsible.css" />
 #+HTML_HEAD: <script src="../_share/media/js/collapsible.js"></script>
 
 * Links
diff --git a/_subsections/lesson-03.org b/_subsections/lesson-03.org
index c41f27f..be8709f 100644
--- a/_subsections/lesson-03.org
+++ b/_subsections/lesson-03.org
@@ -1,6 +1,6 @@
 #+title: Lesson 02 | shell tools and scripting
 #+HTML_HEAD: <link rel="stylesheet" type="text/css" href="../_share/media/css/missing-semester.css" />
-#+HTML_HEAD: <link rel="stylesheet" type="text/css" href="_share/media/css/collapsible.css" />
+#+HTML_HEAD: <link rel="stylesheet" type="text/css" href="../_share/media/css/collapsible.css" />
 #+HTML_HEAD: <script src="../_share/media/js/collapsible.js"></script>
 
 * Links