diff --git a/_modules/week-01.md b/_modules/week-01.md
index 15c2e41..fc85deb 100644
--- a/_modules/week-01.md
+++ b/_modules/week-01.md
@@ -8,7 +8,7 @@ Sep 05
 
 Sep 07
 : Virtual Environments and Virtual Machines
-  : [Lecture 2](../assets/lectures/lecture1/under-construction-gif-17.gif)
+  : [Lecture 2](../assets/lectures/lecture1/01_virtual_machines_virtual_environments.pdf)
 
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diff --git a/assets/lectures/lecture2/01_virtual_machines_virtual_environments.pdf b/assets/lectures/lecture2/01_virtual_machines_virtual_environments.pdf
new file mode 100644
index 0000000..24c0b64
Binary files /dev/null and b/assets/lectures/lecture2/01_virtual_machines_virtual_environments.pdf differ