diff --git a/aoc_25_1_1/src/count.s b/aoc_25_1_1/src/count.s
index 91ea3ec..0368e49 100644
--- a/aoc_25_1_1/src/count.s
+++ b/aoc_25_1_1/src/count.s
@@ -3,7 +3,7 @@
     .p2align   4
 
 count:
-    cmp w1, #0
+    cmp w1, wzr
     b.eq count1
     b finish
 count1:
diff --git a/aoc_25_1_1/src/right.s b/aoc_25_1_1/src/right.s
index acb768e..18c6738 100644
--- a/aoc_25_1_1/src/right.s
+++ b/aoc_25_1_1/src/right.s
@@ -12,7 +12,7 @@ right1:
     b.eq finish
     b right
 loop0:
-    mov w0, #0
+    mov w0, wzr
     b right1
 finish:
     ret