diff --git a/65816.py b/65816.py
index 7647eef..216573d 100644
--- a/65816.py
+++ b/65816.py
@@ -8,7 +8,7 @@
 # AddressWidth = 16/24  # 16-bit or 24-bit addresses depending on processor mode
 
 # Maximum length of an instruction (for formatting purposes)
-maxLength = 3
+maxLength = 4
 
 # Leadin bytes for multibyte instructions
 leadInBytes = []