diff --git a/wp-includes/pomo/plural-forms.php b/wp-includes/pomo/plural-forms.php
index ae9c306d98..a604334e88 100644
--- a/wp-includes/pomo/plural-forms.php
+++ b/wp-includes/pomo/plural-forms.php
@@ -320,13 +320,13 @@ if ( ! class_exists( 'Plural_Forms', false ) ) :
 					case '!=':
 						$v2      = array_pop( $stack );
 						$v1      = array_pop( $stack );
-						$stack[] = $v1 != $v2;
+						$stack[] = $v1 !== $v2;
 						break;
 
 					case '==':
 						$v2      = array_pop( $stack );
 						$v1      = array_pop( $stack );
-						$stack[] = $v1 == $v2;
+						$stack[] = $v1 === $v2;
 						break;
 
 					case '?:':
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 8e8fc25aed..fed1564802 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.6-alpha-57882';
+$wp_version = '6.6-alpha-57883';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.