diff --git a/Cargo.toml b/Cargo.toml
index a8e0b42..bbd5c19 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "duration-str"
-version = "0.9.0-pre"
+version = "0.9.1"
 authors = ["baoyachi <liaoymxsdl@gmail.com>"]
 edition = "2021"
 description = "duration string parser"