diff --git a/README.md b/README.md
index 39668a36e681e23b6d1d1b4f91ef050190e890ef..c6b3e3127028a77ba8e9f609559f35503367784f 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ This is the Renku project for the course [Bio334](https://studentservices.uzh.ch
 [https://renkulab.io/projects/mark.robinson/bio334_spring2020_exam/](https://renkulab.io/projects/mark.robinson/bio334_spring2020_exam/)
 3. Near the top right, click on the button to fork the project; this should bring up a box where you can modify the name (you don't need to) and you can click on the 'Fork' button, putting you on the landing page of your (new) project.
 4. Click on the environments tab, then 'New' to open a new environment. Hopefully, it shows "Docker image available"; if not, perhaps it says "Docker Image building", which is also ok (it might take a couple of minutes to build and then turn to "Docker image available"); if you get a message, ask Mark or one of the TAs and we will try and find out why. For Python or command line work, select /lab; for R work, select, /rstudio (you can always switch back and forth). Leave the number of CPUs at 0.25 and Memory at 1G. Click 'Start environment'. This may take a couple minutes to boot up.
-5. Once it's loaded, 'Connect' to the environment. For "Default Environment", you can choose `/lab` or `/rstudio` for the entry point, but for the early part of the course, `/lab` is probably more convenient (but you can always go back and forth). Keep "Number of CPUs" at 0.25 and "Amount of Memory" at 1G. This should open a new browser window with a web link that looks like:  
+5. Once it's loaded, 'Connect' to the environment. For "Default Environment", you can choose `/lab` or `/rstudio` for the entry point, but for the early part of the course, `/lab` is probably more convenient (but you can always go back and forth). You can select "Number of CPUs" to be 0.5 and "Amount of Memory" to be 4G. This should open a new browser window with a web link that looks like:  
 https://renkulab.io/[snip]/bio334_spring2020_exam-198a8763/rstudio/  
 https://renkulab.io/[snip]/bio334_spring2020_exam-198a8763/lab/