diff --git a/day-8/src/emulator.rs b/day-8/src/emulator.rs
index c148197..6afb2ed 100644
--- a/day-8/src/emulator.rs
+++ b/day-8/src/emulator.rs
@@ -47,7 +47,7 @@ impl Emulator {
         self.program_counter = 0;
     }
 
-    pub fn execute_instruction(
+    fn execute_instruction(
         &mut self,
         instruction: Instruction,
         argument: i64,