diff --git a/wp-admin/includes/revision.php b/wp-admin/includes/revision.php
index 2eb83cb75c..a91fc54650 100644
--- a/wp-admin/includes/revision.php
+++ b/wp-admin/includes/revision.php
@@ -300,7 +300,7 @@ function wp_prepare_revisions_for_js( $post, $selected_revision_id, $from = null
 	}
 
 	/*
-	 * If a post has been saved since the last revision (no revisioned fields
+	 * If a post has been saved since the latest revision (no revisioned fields
 	 * were changed), we may not have a "current" revision. Mark the latest
 	 * revision as "current".
 	 */
diff --git a/wp-includes/class-wp-customize-manager.php b/wp-includes/class-wp-customize-manager.php
index 7809608e69..3b3259c573 100644
--- a/wp-includes/class-wp-customize-manager.php
+++ b/wp-includes/class-wp-customize-manager.php
@@ -3427,12 +3427,12 @@ final class WP_Customize_Manager {
 	 * @since 4.7.0
 	 *
 	 * @param bool    $post_has_changed Whether the post has changed.
-	 * @param WP_Post $last_revision    The last revision post object.
+	 * @param WP_Post $latest_revision  The latest revision post object.
 	 * @param WP_Post $post             The post object.
 	 * @return bool Whether a revision should be made.
 	 */
-	public function _filter_revision_post_has_changed( $post_has_changed, $last_revision, $post ) {
-		unset( $last_revision );
+	public function _filter_revision_post_has_changed( $post_has_changed, $latest_revision, $post ) {
+		unset( $latest_revision );
 		if ( 'customize_changeset' === $post->post_type ) {
 			$post_has_changed = $this->store_changeset_revision;
 		}
diff --git a/wp-includes/revision.php b/wp-includes/revision.php
index f1a888f6dd..0870b837c2 100644
--- a/wp-includes/revision.php
+++ b/wp-includes/revision.php
@@ -136,16 +136,16 @@ function wp_save_post_revision( $post_id ) {
 	 */
 	$revisions = wp_get_post_revisions( $post_id );
 	if ( $revisions ) {
-		// Grab the last revision, but not an autosave.
+		// Grab the latest revision, but not an autosave.
 		foreach ( $revisions as $revision ) {
 			if ( false !== strpos( $revision->post_name, "{$revision->post_parent}-revision" ) ) {
-				$last_revision = $revision;
+				$latest_revision = $revision;
 				break;
 			}
 		}
 
 		/**
-		 * Filters whether the post has changed since the last revision.
+		 * Filters whether the post has changed since the latest revision.
 		 *
 		 * By default a revision is saved only if one of the revisioned fields has changed.
 		 * This filter can override that so a revision is saved even if nothing has changed.
@@ -154,14 +154,14 @@ function wp_save_post_revision( $post_id ) {
 		 *
 		 * @param bool    $check_for_changes Whether to check for changes before saving a new revision.
 		 *                                   Default true.
-		 * @param WP_Post $last_revision     The last revision post object.
+		 * @param WP_Post $latest_revision   The latest revision post object.
 		 * @param WP_Post $post              The post object.
 		 */
-		if ( isset( $last_revision ) && apply_filters( 'wp_save_post_revision_check_for_changes', true, $last_revision, $post ) ) {
+		if ( isset( $latest_revision ) && apply_filters( 'wp_save_post_revision_check_for_changes', true, $latest_revision, $post ) ) {
 			$post_has_changed = false;
 
 			foreach ( array_keys( _wp_post_revision_fields( $post ) ) as $field ) {
-				if ( normalize_whitespace( $post->$field ) !== normalize_whitespace( $last_revision->$field ) ) {
+				if ( normalize_whitespace( $post->$field ) !== normalize_whitespace( $latest_revision->$field ) ) {
 					$post_has_changed = true;
 					break;
 				}
@@ -176,10 +176,10 @@ function wp_save_post_revision( $post_id ) {
 			 * @since 4.1.0
 			 *
 			 * @param bool    $post_has_changed Whether the post has changed.
-			 * @param WP_Post $last_revision    The last revision post object.
+			 * @param WP_Post $latest_revision  The latest revision post object.
 			 * @param WP_Post $post             The post object.
 			 */
-			$post_has_changed = (bool) apply_filters( 'wp_save_post_revision_post_has_changed', $post_has_changed, $last_revision, $post );
+			$post_has_changed = (bool) apply_filters( 'wp_save_post_revision_post_has_changed', $post_has_changed, $latest_revision, $post );
 
 			// Don't save revision if post unchanged.
 			if ( ! $post_has_changed ) {
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 1bb7306938..009207e64d 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.1-alpha-53778';
+$wp_version = '6.1-alpha-53779';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.