diff --git a/install.sh b/install.sh
index 56f0fe2..7025a41 100755
--- a/install.sh
+++ b/install.sh
@@ -27,7 +27,7 @@ git config --global include.path .gitconfig.shared
 
 # Install blacken and prettier and some versions of python.
 pip3 install --index-url=https://pypi.org/simple black
-sudo npm install -g prettier
+sudo npm install -g prettier pyright
 curl -sSL https://install.python-poetry.org | python3 -
 
 source /etc/profile.d/a00-homebrew-init.sh