diff --git a/README.md b/README.md
index f605c464..ed418ed8 100644
--- a/README.md
+++ b/README.md
@@ -66,6 +66,10 @@ sudo apt-get install \
 2. Set the default ming32 gcc/g++ compiler option to posix, fix problem with packages in Xenial
 
 ```{r, engine='bash'}
+sudo apt install software-properties-common
+sudo add-apt-repository "deb http://archive.ubuntu.com/ubuntu zesty universe"
+sudo apt update
+sudo apt upgrade
 sudo update-alternatives --config x86_64-w64-mingw32-gcc
 sudo update-alternatives --config x86_64-w64-mingw32-g++
 ```