diff --git a/Cargo.toml b/Cargo.toml
index 4ba4d03e..66c13ab5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rhai"
-version = "0.9.1"
+version = "0.10.0-alpha1"
 edition = "2018"
 authors = ["Jonathan Turner", "Lukáš Hozda"]
 description = "Embedded scripting for Rust"