diff --git a/wp-includes/class-http.php b/wp-includes/class-http.php
index 861d1d0e4b..d998d30e0d 100644
--- a/wp-includes/class-http.php
+++ b/wp-includes/class-http.php
@@ -881,7 +881,7 @@ class WP_Http {
 		$home = parse_url( get_option( 'siteurl' ) );
 
 		// Don't block requests back to ourselves by default.
-		if ( 'localhost' === $check['host'] || ( isset( $home['host'] ) && $home['host'] == $check['host'] ) ) {
+		if ( 'localhost' === $check['host'] || ( isset( $home['host'] ) && $home['host'] === $check['host'] ) ) {
 			/**
 			 * Filters whether to block local HTTP API requests.
 			 *
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 58426470f6..e3d85faaf3 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.9-alpha-51876';
+$wp_version = '5.9-alpha-51877';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.