diff --git a/files/wi25_wk9_discussion.pdf b/files/wi25_wk9_discussion.pdf
new file mode 100644
index 000000000..6a04035f7
Binary files /dev/null and b/files/wi25_wk9_discussion.pdf differ
diff --git a/unit_settings.json b/unit_settings.json
index 4ebe84694..b5a4d6dc3 100644
--- a/unit_settings.json
+++ b/unit_settings.json
@@ -639,6 +639,10 @@
                 "name": "Notes",
                 "source": "Week9.tex"
             },
+            {
+                "name": "Discussion Notes",
+                "source": "wi25_wk9_discussion.pdf"
+            },
             {
                 "name": "(Video) Reducing A_TM to HALT_TM",
                 "source": "https://youtu.be/u8u7mYsZFWE"