diff --git a/Cargo.lock b/Cargo.lock
index d1ece5c..9e70603 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -160,7 +160,6 @@ dependencies = [
 name = "irust_repl"
 version = "0.24.6"
 dependencies = [
- "once_cell",
  "serde",
  "serde_json",
  "uuid",
@@ -233,12 +232,6 @@ dependencies = [
  "windows-sys",
 ]
 
-[[package]]
-name = "once_cell"
-version = "1.19.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
-
 [[package]]
 name = "option-ext"
 version = "0.2.0"
diff --git a/crates/irust_repl/Cargo.toml b/crates/irust_repl/Cargo.toml
index f9087b3..32d4e28 100644
--- a/crates/irust_repl/Cargo.toml
+++ b/crates/irust_repl/Cargo.toml
@@ -9,7 +9,6 @@ repository = "https://github.com/sigmaSd/IRust/tree/master/crates/irust_repl"
 license = "MIT"
 
 [dependencies]
-once_cell = "1.18.0"
 serde = { version = "1.0.188", features = ["derive"], optional = true }
 uuid = { version = "1.4.1", features = ["v4"] }
 
diff --git a/crates/irust_repl/src/lib.rs b/crates/irust_repl/src/lib.rs
index c99824d..afd153a 100644
--- a/crates/irust_repl/src/lib.rs
+++ b/crates/irust_repl/src/lib.rs
@@ -1,3 +1,4 @@
+use std::sync::LazyLock;
 pub mod cargo_cmds;
 use cargo_cmds::*;
 mod executor;
@@ -11,7 +12,6 @@ pub use edition::Edition;
 mod compile_mode;
 pub use compile_mode::CompileMode;
 
-use once_cell::sync::Lazy;
 mod utils;
 
 use std::{
@@ -22,8 +22,8 @@ use std::{
 
 type Result<T> = std::result::Result<T, Box<dyn std::error::Error>>;
 
-pub static DEFAULT_EVALUATOR: Lazy<[String; 2]> =
-    Lazy::new(|| ["println!(\"{:?}\", {\n".into(), "\n});".into()]);
+pub static DEFAULT_EVALUATOR: LazyLock<[String; 2]> =
+    LazyLock::new(|| ["println!(\"{:?}\", {\n".into(), "\n});".into()]);
 
 pub struct EvalConfig<'a, S: ToString> {
     pub input: S,