diff --git a/meta/src/lib.rs b/meta/src/lib.rs
index 78e9c1b33..58f2e552e 100644
--- a/meta/src/lib.rs
+++ b/meta/src/lib.rs
@@ -20,9 +20,10 @@
 #[macro_use]
 extern crate pest;
 
-use std::fmt::Display;
-
+use once_cell::sync::Lazy;
 use pest::error::Error;
+use pest::unicode::unicode_property_names;
+use std::fmt::Display;
 
 pub mod ast;
 pub mod optimizer;
@@ -67,3 +68,8 @@ pub fn parse_and_optimize(
 
     Ok((defaults, optimizer::optimize(ast)))
 }
+
+#[doc(hidden)]
+#[deprecated(note = "use `pest::unicode::unicode_property_names` instead")]
+pub static UNICODE_PROPERTY_NAMES: Lazy<Vec<&str>> =
+    Lazy::new(|| unicode_property_names().collect::<Vec<_>>());
diff --git a/pest/src/unicode/mod.rs b/pest/src/unicode/mod.rs
index 106b0ec22..dac9fb9fd 100644
--- a/pest/src/unicode/mod.rs
+++ b/pest/src/unicode/mod.rs
@@ -263,6 +263,7 @@ char_property_functions! {
     ];
 }
 
+// Return all available  unicode property names
 pub fn unicode_property_names() -> Box<dyn Iterator<Item = &'static str>> {
     Box::new(
         BINARY_PROPERTY_NAMES