diff --git a/reference/zip/constants.xml b/reference/zip/constants.xml
index e5796cb4d3..eff1c03192 100644
--- a/reference/zip/constants.xml
+++ b/reference/zip/constants.xml
@@ -118,6 +118,66 @@
+
+
+ ZipArchive::FL_RECOMPRESS
+ (integer)
+
+
+
+ Force recompression of data.
+ Available as of PHP 8.0.0 and PECL zip 1.18.0.
+
+
+
+
+
+ ZipArchive::FL_ENCRYPTED
+ (integer)
+
+
+
+ Read encrypted data (implies FL_COMPRESSED).
+ Available as of PHP 8.0.0 and PECL zip 1.18.0.
+
+
+
+
+
+ ZipArchive::FL_OVERWRITE
+ (integer)
+
+
+
+ If file with name exists, overwrite (replace) it.
+ Available as of PHP 8.0.0 and PECL zip 1.18.0.
+
+
+
+
+
+ ZipArchive::FL_LOCAL
+ (integer)
+
+
+
+ In local header.
+ Available as of PHP 8.0.0 and PECL zip 1.18.0.
+
+
+
+
+
+ ZipArchive::ZIP_FL_CENTRAL
+ (integer)
+
+
+
+ In central directory.
+ Available as of PHP 8.0.0 and PECL zip 1.18.0.
+
+
+