diff --git a/src/sudoku.s b/src/sudoku.s
index 86d7ed0..bd24cfe 100644
--- a/src/sudoku.s
+++ b/src/sudoku.s
@@ -128,7 +128,9 @@ PFIENO: .IOT  CHTTYO,[040]             ;Print a space.
         SOJE  Y,PFIELN                 ;End the line and start a new one.
         JUMPA PFIENO                   ;Jump back to print the next number.
 
-PFIEEX: MOVE  A,[440700,,HLINE]        ;Print a horizontal line
+PFIEEX: .IOT  CHTTYO,[^M]              ;Print carriage return
+        .IOT  CHTTYO,[^J]              ;Print line feed.
+        MOVE  A,[440700,,HLINE]        ;Print a horizontal line
         PUSHJ P,PUTLN
         POP   P,Y                      ;Restore the Y register.
         POP   P,X                      ;Restore the index register.