diff --git a/Cargo.toml b/Cargo.toml
index a87f735..1adfdc5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,12 +1,12 @@
 [package]
 name = "joycon-rs"
-version = "0.4.5"
+version = "0.5.0-alpha"
 authors = ["Kaisei Yokoyama <yokoyama.kaisei.sm@alumni.tsukuba.ac.jp>"]
 repository = "https://github.com/KaiseiYokoyama/joycon-rs"
 edition = "2018"
 description = " a framework for dealing with Nintendo Switch Joy-Con on Rust easily and efficiently"
 readme = "README.md"
-keywords = ["nintendo_switch", "joycon", "gamedev", "hid"]
+keywords = ["nintendo_switch", "joycon", "gamedev", "hid", "bluetooth"]
 license = "Apache-2.0"
 exclude = ["/images/*"]