diff --git a/disassembler.c b/disassembler.c
index 14d3246..a58fc09 100644
--- a/disassembler.c
+++ b/disassembler.c
@@ -4,7 +4,7 @@
 #include <stdio.h>
 
 void disassemble_6502(byte* buffer, word pc) {
-	printf("%04d  ", pc);
+	printf("%04X ", pc);
 	byte* code = &buffer[pc];
 	int bytes = 1;
 	char op[128] = "";