diff --git a/src/Utilities.java b/src/Utilities.java
index 1460499..88ed45e 100644
--- a/src/Utilities.java
+++ b/src/Utilities.java
@@ -66,7 +66,7 @@ public class Utilities {
 		print_signal("Branch", sig.Branch, 1);
 		print_signal("MemRead", sig.MemRead, 1);
 		print_signal("MemtoReg", sig.MemtoReg, 1);
-		print_signal("ALUOp", sig.ALUOp, 1);
+		print_signal("ALUOp", sig.ALUOp, 2);
 		print_signal("MemWrite", sig.MemWrite, 1);
 		print_signal("ALUSrc", sig.ALUSrc, 1);
 		print_signal("RegWrite", sig.RegWrite, 1);