diff --git a/Cargo.toml b/Cargo.toml
index c293e576..8c9a842c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "xmc4200"
 description = "Peripheral access library for XCM4200 ARM Cortex-M"
-version = "0.2.1"
+version = "0.4.0"
 authors = ["Lucas Brendel <lucasbrendel@gmail.com>"]
 readme = "README.md"
 license = "MIT"