diff --git a/README.md b/README.md
index 80c6bd2cd6c..9c04240bc8a 100644
--- a/README.md
+++ b/README.md
@@ -72,6 +72,15 @@ sudo apt install python-virtualenv python-pip
 ./mach bootstrap
 ```
 
+If you are on Ubuntu 20.04 or higher you need to do the following to install the missing python2 bits:
+
+```sh
+curl https://bootstrap.pypa.io/get-pip.py -sSf -o get-pip.py
+python2 get-pip.py
+python2 -m pip install virtualenv
+sudo apt install python-dev
+```
+
 If `./mach bootstrap` doesn't work, file a bug, and, run the commands below:
 
 ``` sh