diff --git a/src/wp-includes/class-wp-customize-control.php b/src/wp-includes/class-wp-customize-control.php
index 6dc205d781..8dedf10fde 100644
--- a/src/wp-includes/class-wp-customize-control.php
+++ b/src/wp-includes/class-wp-customize-control.php
@@ -179,7 +179,25 @@ class WP_Customize_Control {
 		if ( ! $this->check_capabilities() )
 			return;
 
+		/**
+		 * Fires just before the current Customizer control is rendered.
+		 *
+		 * @since 3.4.0
+		 *
+		 * @param WP_Customize_Control $this WP_Customize_Control instance.
+		 */
 		do_action( 'customize_render_control', $this );
+
+		/**
+		 * Fires just before a specific Customizer control is rendered.
+		 *
+		 * The dynamic portion of the hook name, $this->id, refers to
+		 * the control ID.
+		 *
+		 * @since 3.4.0
+		 *
+		 * @param WP_Customize_Control $this WP_Customize_Control instance.
+		 */
 		do_action( 'customize_render_control_' . $this->id, $this );
 
 		$this->render();