diff --git a/src/wp-admin/includes/plugin.php b/src/wp-admin/includes/plugin.php
index 517c31d504..24fecc4355 100644
--- a/src/wp-admin/includes/plugin.php
+++ b/src/wp-admin/includes/plugin.php
@@ -558,11 +558,11 @@ function activate_plugin( $plugin, $redirect = '', $network_wide = false, $silen
 			do_action( 'activate_plugin', $plugin, $network_wide );
 
 			/**
-			 * Fires as a specific plugin is being deactivated.
+			 * Fires as a specific plugin is being activated.
 			 *
-			 * This hook is the "deactivation" hook used internally by
-			 * register_deactivation_hook(). The dynamic portion of the
-			 * hook name, $plugin. refers to the plugin basename.
+			 * This hook is the "activation" hook used internally by
+			 * register_activation_hook(). The dynamic portion of the
+			 * hook name, $plugin, refers to the plugin basename.
 			 *
 			 * If a plugin is silently activated (such as during an update),
 			 * this hook does not fire.
@@ -675,7 +675,7 @@ function deactivate_plugins( $plugins, $silent = false, $network_wide = null ) {
 			 *
 			 * This hook is the "deactivation" hook used internally by
 			 * register_deactivation_hook(). The dynamic portion of the
-			 * hook name, $plugin. refers to the plugin basename.
+			 * hook name, $plugin, refers to the plugin basename.
 			 *
 			 * If a plugin is silently deactivated (such as during an update),
 			 * this hook does not fire.