Index: src/wp-admin/css/dashboard.css
===================================================================
--- src/wp-admin/css/dashboard.css	(revision 31485)
+++ src/wp-admin/css/dashboard.css	(working copy)
@@ -352,10 +352,10 @@
 }
 
 #dashboard_right_now #wp-version-message .button {
-	clear: right;
 	float: right;
 	position: relative;
 	top: -5px;
+	margin-left: 5px;
 }
 
 .mu-storage {
Index: src/wp-admin/includes/update.php
===================================================================
--- src/wp-admin/includes/update.php	(revision 31485)
+++ src/wp-admin/includes/update.php	(working copy)
@@ -221,15 +221,17 @@
 		$theme_name = sprintf( '<a href="themes.php">%1$s</a>', $theme_name );
 	}
 
-	$msg = sprintf( __( 'WordPress %1$s running %2$s theme.' ), get_bloginfo( 'version', 'display' ), $theme_name );
+	$msg = '';
 
 	if ( current_user_can('update_core') ) {
 		$cur = get_preferred_from_update_core();
 
 		if ( isset( $cur->response ) && $cur->response == 'upgrade' )
-			$msg .= " <a href='" . network_admin_url( 'update-core.php' ) . "' class='button'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';
+			$msg .= '<a href="' . network_admin_url( 'update-core.php' ) . '" class="button" aria-describedby="wp-version">' . sprintf( __( 'Update to %s' ), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a> ';
 	}
 
+	$msg .= sprintf( '<span id="wp-version">' . __( 'WordPress %1$s running %2$s theme.' ) . '</span>', get_bloginfo( 'version', 'display' ), $theme_name );
+
 	echo "<p id='wp-version-message'>$msg</p>";
 }