diff --git a/core/src/lib.rs b/core/src/lib.rs
index 62a028c..dd0dd26 100644
--- a/core/src/lib.rs
+++ b/core/src/lib.rs
@@ -15,4 +15,8 @@ pub mod opcodes;
 pub mod opcode_info;
 pub mod palettes;
 pub mod ppu;
-pub mod unofficial_opcodes;
\ No newline at end of file
+pub mod unofficial_opcodes;
+
+pub fn version() -> &'static str {
+    option_env!("CARGO_PKG_VERSION").unwrap_or("unknown")
+}