diff --git a/.typos.toml b/.typos.toml
new file mode 100644
index 00000000..50e9d854
--- /dev/null
+++ b/.typos.toml
@@ -0,0 +1,2 @@
+[default.extend-words]
+"Pn" = "Pn" # for PnP
diff --git a/docs/mdbook/configuration/lefthook.md b/docs/mdbook/configuration/lefthook.md
index 32cc89e3..d6f66c89 100644
--- a/docs/mdbook/configuration/lefthook.md
+++ b/docs/mdbook/configuration/lefthook.md
@@ -11,7 +11,7 @@ Provide a full path to lefthook executable or a command to run lefthook. Bourne
 There are three reasons you may want to specify `lefthook`:
 
 1. You want to force using specific lefthook version from your dependencies (e.g. npm package)
-1. You use OnP loader for your JS/TS project, and your `package.json` with lefthook dependency locates in a subfolder
+1. You use PnP loader for your JS/TS project, and your `package.json` with lefthook dependency locates in a subfolder
 1. You want to make sure you use concrete lefthook executable path and want to defined it in `lefthook-local.yml`
 
 ### Examples