diff --git a/Cargo.toml b/Cargo.toml
index c455800..943c700 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "promql"
 description = "PromQL parser"
-version = "0.4.1"
+version = "0.5.0"
 authors = ["vthriller <unixway.drive+rs@gmail.com>"]
 license = "Apache-2.0"
 repository = "https://github.com/vthriller/promql"