@@ -143,7 +143,7 @@ RTN

 	POP

 	( detect collision with apple )

-	.snake/x LDZ2 .apple/x LDZ2 [ ROT = ROT ROT = #0101 !! ] ,&no-collision-apple JCN

+	.snake/x LDZ2 .apple/x LDZ2 NEQ2 ,&no-collision-apple JCN

 		#00 ;draw-apple JSR2

 		.snake/length LDZ INC .snake/length STZ

 		;add-apple JSR2

@@ -153,7 +153,7 @@ RTN

 	.snake/length LDZ #01

 	&loop-body

 		( pop ) DUP 2* .snake/tail + LDZ2 

-		.snake/x LDZ2 [ ROT = ROT ROT = #0101 !! ] ,&no-collision-body JCN

+		.snake/x LDZ2 NEQ2 ,&no-collision-body JCN

 			#01 .snake/dead STZ

 			#03 ;draw-snake JSR2

 			&no-collision-body