diff --git a/assign9.md b/assign9.md
index a514f962f7553798558e474ecd77432a4b3a0722..0c010520a67ce30e2c32480202cb9fdadf2cb5ad 100644
--- a/assign9.md
+++ b/assign9.md
@@ -233,11 +233,3 @@ to develop with `pyspark` (by copying the commands over).
 Submit the `functions.py` file [on
 gradescope](https://www.gradescope.com/courses/535193/assignments/2852211).
 
-
-## Mac notes
-Spark and jupyter can both be installed natively on the mac, though it can be a
-bit tricky to get them to talk to each other. A link explaining how to install
-Spark is
-[here](https://www.tutorialkart.com/apache-spark/how-to-install-spark-on-mac-os),
-and `jupyter` may be installed w/ `pip3 install jupyter`.
-