diff --git a/Cargo.toml b/Cargo.toml
index e515423..b5a20b3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@
 
 [package]
 name = "rainbow-rs"
-version = "0.3.0"
+version = "0.4.0"
 edition = "2021"
 
 [dependencies]