diff --git a/src/wp-admin/includes/upgrade.php b/src/wp-admin/includes/upgrade.php
index 75c43d207e..9ebe82ed47 100644
--- a/src/wp-admin/includes/upgrade.php
+++ b/src/wp-admin/includes/upgrade.php
@@ -630,7 +630,7 @@ if ( ! function_exists( 'wp_upgrade' ) ) :
 
 		$wp_current_db_version = __get_option( 'db_version' );
 
-		// We are up-to-date. Nothing to do.
+		// We are up to date. Nothing to do.
 		if ( $wp_db_version == $wp_current_db_version ) {
 			return;
 		}
@@ -687,7 +687,7 @@ function upgrade_all() {
 	global $wp_current_db_version, $wp_db_version;
 	$wp_current_db_version = __get_option( 'db_version' );
 
-	// We are up-to-date. Nothing to do.
+	// We are up to date. Nothing to do.
 	if ( $wp_db_version == $wp_current_db_version ) {
 		return;
 	}
diff --git a/src/wp-admin/upgrade.php b/src/wp-admin/upgrade.php
index c2b90f94ee..67555f4fe9 100644
--- a/src/wp-admin/upgrade.php
+++ b/src/wp-admin/upgrade.php
@@ -73,7 +73,7 @@ header( 'Content-Type: ' . get_option( 'html_type' ) . '; charset=' . get_option
 <?php if ( get_option( 'db_version' ) == $wp_db_version || ! is_blog_installed() ) : ?>
 
 <h1><?php _e( 'No Update Required' ); ?></h1>
-<p><?php _e( 'Your WordPress database is already up-to-date!' ); ?></p>
+<p><?php _e( 'Your WordPress database is already up to date!' ); ?></p>
 <p class="step"><a class="button button-large" href="<?php echo get_option( 'home' ); ?>/"><?php _e( 'Continue' ); ?></a></p>
 
 	<?php