diff --git a/wp-admin/includes/class-pclzip.php b/wp-admin/includes/class-pclzip.php
index 658fda5f22..f1128d900c 100644
--- a/wp-admin/includes/class-pclzip.php
+++ b/wp-admin/includes/class-pclzip.php
@@ -5714,7 +5714,7 @@
   // --------------------------------------------------------------------------------
   function PclZipUtilTranslateWinPath($p_path, $p_remove_disk_letter=true)
   {
-    if (stristr(php_uname(), 'windows')) {
+    if (PHP_OS_FAMILY == 'Windows') {
       // ----- Look for potential disk letter
       if (($p_remove_disk_letter) && (($v_position = strpos($p_path, ':')) != false)) {
           $p_path = substr($p_path, $v_position+1);
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 4d1c867e58..6690683917 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.8-alpha-59505';
+$wp_version = '6.8-alpha-59506';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.