diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1e82aa1..b1a1a64 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,5 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+- Upgrade `cached` version to `0.50.0`
+Change crate-type to `["cdylib", "rlib"]`
 ## [0.1.0] - 2024-04-23
 - BLEU score calculation with `Tokenizer13a` as default tokenizer.
\ No newline at end of file
diff --git a/Cargo.toml b/Cargo.toml
index 95902bb..e4a5b16 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,10 +12,10 @@ keywords = ["NLP", "Tokenizer", "BLEU", "DeepLearning"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [lib]
 name = "bleuscore"
-crate-type = ["cdylib"]
+crate-type = ["cdylib", "rlib"]
 
 [dependencies]
-cached = "0.49.3"
+cached = "0.50.0"
 regex = "1.10.4"
 lazy_static = "1.4.0"
 counter = "0.5.7"