diff --git a/src/main.rs b/src/main.rs
index ed5bc0a..8fb110a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -25,7 +25,7 @@ mod global;
 mod helper;
 mod util;
 
-pub const VERSION: &str = "0.2.0";
+pub const VERSION: &str = env!("CARGO_PKG_VERSION");
 
 fn main() {
 	//	build eval context