diff --git a/.gitignore b/.gitignore
index 33a7f23a..d2286c39 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,8 +15,11 @@ pet8032.d64
 pet8096.d64
 x16.zip
 oric.dsk
+kim-1-iec.zip
 kim-1-k1013.zip
 kim-1-sdcard.zip
 __pycache__
 neo6502.zip
 sorbus.zip
+nano6502.img
+nano6502_sysonly.img
diff --git a/src/ccp.S b/src/ccp.S
index 8056a90e..ed8048f3 100644
--- a/src/ccp.S
+++ b/src/ccp.S
@@ -226,7 +226,7 @@ monitor_digit:
     zrepeat
         asl temp+0
         rol temp+1
-        rol temp2+2
+        rol temp2
         dex
     zuntil_mi
     ora temp+0