diff --git a/include/conio.c b/include/conio.c
index 5c3d94f..d09e831 100644
--- a/include/conio.c
+++ b/include/conio.c
@@ -116,8 +116,7 @@ int getch(void)
 void putch(int c)
 {
 	__asm {
-		ldy	#c
-		lda	(fp), y
+		lda	c
 		jsr	0xffd2
 	}
 }