diff --git a/zsnes/src/video/newgfx.asm b/zsnes/src/video/newgfx.asm
index af64a8a4..9d9eae03 100644
--- a/zsnes/src/video/newgfx.asm
+++ b/zsnes/src/video/newgfx.asm
@@ -420,6 +420,8 @@ NEWSYM newengine8b
     mov dh,[winlogicb]
     and dh,03h
     ; Same as previous line?
+    cmp dword[objwlrpos+eax*4-4],0FFFFFFFFh
+    je .changed
     cmp [objwlrpos+eax*4-4],ebx
     jne .changedb
     cmp [objwen+eax*2-2],dx
diff --git a/zsnes/src/video/newgfx16.asm b/zsnes/src/video/newgfx16.asm
index c8317f74..657a045a 100644
--- a/zsnes/src/video/newgfx16.asm
+++ b/zsnes/src/video/newgfx16.asm
@@ -945,6 +945,8 @@ NEWSYM newengine16b
     mov dh,[winlogicb]
     and dh,03h
     ; Same as previous line?
+    cmp dword[objwlrpos+eax*4-4],0FFFFFFFFh
+    je .changed
     cmp [objwlrpos+eax*4-4],ebx
     jne .changedb
     cmp [objwen+eax*2-2],dx