diff --git a/DMGTRIS.GBC b/DMGTRIS.GBC
index 9941386..2273925 100644
Binary files a/DMGTRIS.GBC and b/DMGTRIS.GBC differ
diff --git a/src/field.asm b/src/field.asm
index 6d14a17..02207b0 100644
--- a/src/field.asm
+++ b/src/field.asm
@@ -1808,9 +1808,9 @@ FieldDelay::
     ld h, a
 
     ; Divide by 4.
-    rrc h
+    sra h
     rr l
-    rrc h
+    sra h
     rr l
 
     ; Add 1.