diff --git a/src/instruction.rs b/src/instruction.rs
index 4bf8916..e6cbcb2 100644
--- a/src/instruction.rs
+++ b/src/instruction.rs
@@ -95,7 +95,7 @@ enum InstrRegisterPair {
 }
 
 #[derive(Debug, Copy, Clone)]
-enum InstrRegister {
+pub enum InstrRegister {
     A,
     B,
     C,