diff --git a/rust/src/cfg.rs b/rust/src/cfg.rs
index 2c7ecce2..cf80d192 100644
--- a/rust/src/cfg.rs
+++ b/rust/src/cfg.rs
@@ -1,10 +1,6 @@
 //! some constant values and configurations in trc
 
-use lazy_static::lazy_static;
-
 pub const MAIN_MODULE_NAME: &str = "main";
 pub const FLOAT_OVER_FLOW_LIMIT: usize = 18;
 pub const VERSION: &str = "0.1.0";
-lazy_static! {
-    pub static ref VERSION_DESTRUCT: (u8, u8, u8) = (0, 1, 0);
-}
+pub static VERSION_DESTRUCT: (u8, u8, u8) = (0, 1, 0);