diff --git a/wp-includes/plugin.php b/wp-includes/plugin.php
index 7e38708034..f97395d43b 100644
--- a/wp-includes/plugin.php
+++ b/wp-includes/plugin.php
@@ -606,10 +606,10 @@ function plugin_dir_url( $file ) {
  * When a plugin is activated, the action 'activate_PLUGINNAME' hook is
  * activated. In the name of this hook, PLUGINNAME is replaced with the name of
  * the plugin, including the optional subdirectory. For example, when the plugin
- * is located in wp-content/plugin/sampleplugin/sample.php, then the name of
+ * is located in wp-content/plugins/sampleplugin/sample.php, then the name of
  * this hook will become 'activate_sampleplugin/sample.php'. When the plugin
  * consists of only one file and is (as by default) located at
- * wp-content/plugin/sample.php the name of this hook will be
+ * wp-content/plugins/sample.php the name of this hook will be
  * 'activate_sample.php'.
  *
  * @package WordPress
@@ -630,11 +630,11 @@ function register_activation_hook($file, $function) {
  * When a plugin is deactivated, the action 'deactivate_PLUGINNAME' hook is
  * deactivated. In the name of this hook, PLUGINNAME is replaced with the name
  * of the plugin, including the optional subdirectory. For example, when the
- * plugin is located in wp-content/plugin/sampleplugin/sample.php, then
+ * plugin is located in wp-content/plugins/sampleplugin/sample.php, then
  * the name of this hook will become 'activate_sampleplugin/sample.php'.
  *
  * When the plugin consists of only one file and is (as by default) located at
- * wp-content/plugin/sample.php the name of this hook will be
+ * wp-content/plugins/sample.php the name of this hook will be
  * 'activate_sample.php'.
  *
  * @package WordPress