diff --git a/wp-includes/pomo/entry.php b/wp-includes/pomo/entry.php
index b5e56ff28a..bed32210bc 100644
--- a/wp-includes/pomo/entry.php
+++ b/wp-includes/pomo/entry.php
@@ -65,8 +65,13 @@ if ( ! class_exists( 'Translation_Entry', false ) ) :
 
 		/**
 		 * PHP4 constructor.
+		 *
+		 * @deprecated 5.3.0 Use __construct() instead.
+		 *
+		 * @see Translation_Entry::__construct()
 		 */
 		public function Translation_Entry( $args = array() ) {
+			_deprecated_constructor( self::class, '5.3.0', static::class );
 			self::__construct( $args );
 		}
 
diff --git a/wp-includes/pomo/streams.php b/wp-includes/pomo/streams.php
index 5c3c775ef4..c8b4223f44 100644
--- a/wp-includes/pomo/streams.php
+++ b/wp-includes/pomo/streams.php
@@ -24,8 +24,13 @@ if ( ! class_exists( 'POMO_Reader', false ) ) :
 
 		/**
 		 * PHP4 constructor.
+		 *
+		 * @deprecated 5.3.0 Use __construct() instead.
+		 *
+		 * @see POMO_Reader::__construct()
 		 */
 		public function POMO_Reader() {
+			_deprecated_constructor( self::class, '5.3.0', static::class );
 			self::__construct();
 		}
 
@@ -150,8 +155,13 @@ if ( ! class_exists( 'POMO_FileReader', false ) ) :
 
 		/**
 		 * PHP4 constructor.
+		 *
+		 * @deprecated 5.3.0 Use __construct() instead.
+		 *
+		 * @see POMO_FileReader::__construct()
 		 */
 		public function POMO_FileReader( $filename ) {
+			_deprecated_constructor( self::class, '5.3.0', static::class );
 			self::__construct( $filename );
 		}
 
@@ -229,8 +239,13 @@ if ( ! class_exists( 'POMO_StringReader', false ) ) :
 
 		/**
 		 * PHP4 constructor.
+		 *
+		 * @deprecated 5.3.0 Use __construct() instead.
+		 *
+		 * @see POMO_StringReader::__construct()
 		 */
 		public function POMO_StringReader( $str = '' ) {
+			_deprecated_constructor( self::class, '5.3.0', static::class );
 			self::__construct( $str );
 		}
 
@@ -295,8 +310,13 @@ if ( ! class_exists( 'POMO_CachedFileReader', false ) ) :
 
 		/**
 		 * PHP4 constructor.
+		 *
+		 * @deprecated 5.3.0 Use __construct() instead.
+		 *
+		 * @see POMO_CachedFileReader::__construct()
 		 */
 		public function POMO_CachedFileReader( $filename ) {
+			_deprecated_constructor( self::class, '5.3.0', static::class );
 			self::__construct( $filename );
 		}
 	}
@@ -316,8 +336,13 @@ if ( ! class_exists( 'POMO_CachedIntFileReader', false ) ) :
 
 		/**
 		 * PHP4 constructor.
+		 *
+		 * @deprecated 5.3.0 Use __construct() instead.
+		 *
+		 * @see POMO_CachedIntFileReader::__construct()
 		 */
 		function POMO_CachedIntFileReader( $filename ) {
+			_deprecated_constructor( self::class, '5.3.0', static::class );
 			self::__construct( $filename );
 		}
 	}
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 233e76086c..5b59da9b76 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.4-alpha-46628';
+$wp_version = '5.4-alpha-46629';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.