diff --git a/doc/api/process.md b/doc/api/process.md
index c454d675746..e137ef6a6bd 100644
--- a/doc/api/process.md
+++ b/doc/api/process.md
@@ -1181,13 +1181,13 @@ setTimeout(() => {
 ```
 
 
-## process.initgroups(user, extra_group)
+## process.initgroups(user, extraGroup)
 <!-- YAML
 added: v0.9.4
 -->
 
 * `user` {string|number} The user name or numeric identifier.
-* `extra_group` {string|number} A group name or numeric identifier.
+* `extraGroup` {string|number} A group name or numeric identifier.
 
 The `process.initgroups()` method reads the `/etc/group` file and initializes
 the group access list, using all groups of which the user is a member. This is
diff --git a/doc/api/tls.md b/doc/api/tls.md
index 77e0175eee0..154a10b2e5c 100644
--- a/doc/api/tls.md
+++ b/doc/api/tls.md
@@ -1338,10 +1338,10 @@ socket.pipe(pair.encrypted);
 can be replaced by:
 
 ```js
-secure_socket = tls.TLSSocket(socket, options);
+secureSocket = tls.TLSSocket(socket, options);
 ```
 
-where `secure_socket` has the same API as `pair.cleartext`.
+where `secureSocket` has the same API as `pair.cleartext`.
 
 [`'secureConnect'`]: #tls_event_secureconnect
 [`'secureConnection'`]: #tls_event_secureconnection