diff --git a/UPGRADING.INTERNALS b/UPGRADING.INTERNALS
index 448f220ff65..bd1d5660cf7 100644
--- a/UPGRADING.INTERNALS
+++ b/UPGRADING.INTERNALS
@@ -338,6 +338,9 @@ PHP 8.4 INTERNALS UPGRADE NOTES
      the caller now.
    - The php_info_html_esc() function has been removed, use
      php_escape_html_entities() with ENT_QUOTES directly instead.
+   - The deprecated php_uint32 and php_int32 typedefs have been removed from
+     ext/standard/basic_functions.h. Use the standard uint32_t and int32_t
+     types instead.
 
  h. ext/session
    - Added the php_get_session_status() API to get the session status, which is
diff --git a/ext/standard/basic_functions.h b/ext/standard/basic_functions.h
index 45ea1f0a887..1985040f70a 100644
--- a/ext/standard/basic_functions.h
+++ b/ext/standard/basic_functions.h
@@ -51,10 +51,6 @@ PHPAPI int _php_error_log(int opt_err, const char *message, const char *opt, con
 PHPAPI int _php_error_log_ex(int opt_err, const char *message, size_t message_len, const char *opt, const char *headers);
 PHPAPI int php_prefix_varname(zval *result, zend_string *prefix, const char *var_name, size_t var_name_len, bool add_underscore);
 
-/* Deprecated type aliases -- use the standard types instead */
-typedef uint32_t php_uint32;
-typedef int32_t php_int32;
-
 typedef struct _php_basic_globals {
 	HashTable *user_shutdown_function_names;
 	HashTable putenv_ht;