diff --git a/dither-image.js b/dither-image.js
index b448098..d6898ce 100644
--- a/dither-image.js
+++ b/dither-image.js
@@ -669,7 +669,6 @@ function genAssembly(width, height, nbits, lines, reps) {
         };
         for (let y = 0; y < linesEach; y++) {
             let base = linesEach * i;
-            console.log(i, y, base);
             frame.palette1[y] = lines[y + base].palette[1];
             frame.palette2[y] = lines[y + base].palette[2];
             frame.palette3[y] = lines[y + base].palette[3];
@@ -677,7 +676,7 @@ function genAssembly(width, height, nbits, lines, reps) {
                 width,
                 nbits,
                 lines[y + base].output,
-                frame.bitmap.subarray(y * stride, y + 1 * stride)
+                frame.bitmap.subarray(y * stride, (y + 1) * stride)
             );
         }
     }
diff --git a/dither4.s b/dither4.s
index d5acd40..a6e6360 100644
--- a/dither4.s
+++ b/dither4.s
@@ -69,8 +69,9 @@ displaylist:
     .endrep
 
     .byte $41 ; jump and blank
-    .addr displaylist_part2
+    .addr displaylist
 
+;fixme use
 displaylist_part2:
     ; 40 lines overscan
     .repeat 5