diff --git a/doc/api/crypto.md b/doc/api/crypto.md
index 797e17bdecb20a..18f52eb4f8ec5d 100644
--- a/doc/api/crypto.md
+++ b/doc/api/crypto.md
@@ -1651,7 +1651,7 @@ added: v15.6.0
 -->
 
 Encapsulates an X509 certificate and provides read-only access to
-it's information.
+its information.
 
 ```js
 const { X509Certificate } = require('crypto');
diff --git a/doc/api/http.md b/doc/api/http.md
index 47e34c6a58857c..8652318ce68b5d 100644
--- a/doc/api/http.md
+++ b/doc/api/http.md
@@ -1913,7 +1913,7 @@ An `IncomingMessage` object is created by [`http.Server`][] or
 and [`'response'`][] event respectively. It may be used to access response
 status, headers and data.
 
-Different from it's `socket` value which is a subclass of {stream.Duplex}, the
+Different from its `socket` value which is a subclass of {stream.Duplex}, the
 `IncomingMessage` itself extends {stream.Readable} and is created separately to
 parse and emit the incoming HTTP headers and payload, as the underlying socket
 may be reused multiple times in case of keep-alive.
diff --git a/doc/api/n-api.md b/doc/api/n-api.md
index 82bf1897b4951d..7d9d986b9bbf02 100644
--- a/doc/api/n-api.md
+++ b/doc/api/n-api.md
@@ -2739,7 +2739,7 @@ napi_status napi_get_buffer_info(napi_env env,
 Returns `napi_ok` if the API succeeded.
 
 This API is used to retrieve the underlying data buffer of a `node::Buffer`
-and it's length.
+and its length.
 
 *Warning*: Use caution while using this API since the underlying data buffer's
 lifetime is not guaranteed if it's managed by the VM.