diff --git a/Cargo.toml b/Cargo.toml
line changes: +1/-1
index 67e9394..d3427ab
--- a/Cargo.toml
+++ b/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "rubrail"
-version = "0.4.1"
+version = "0.4.2-rc"
 authors = ["Trevor Bentley <mrmekon@gmail.com>"]
 description = "Rubrail is a Rust library for interfacing with the Mac Touch Bar"
 keywords = ["macos", "touchbar", "osx", "mac"]