diff --git a/dither-image.js b/dither-image.js
index 1241eb8..4aa7252 100644
--- a/dither-image.js
+++ b/dither-image.js
@@ -698,14 +698,6 @@ function genAssembly(width, height, nbits, lines, reps) {
 .export frame1_palette2_odd
 .export frame1_palette3_even
 .export frame1_palette3_odd
-.export frame2_top
-.export frame2_bottom
-.export frame2_palette1_even
-.export frame2_palette1_odd
-.export frame2_palette2_even
-.export frame2_palette2_odd
-.export frame2_palette3_even
-.export frame2_palette3_odd
 .export displaylist
 
 .segment "BUFFERS"
@@ -744,38 +736,6 @@ ${byte2byte(frames[0].bitmap.slice(half))}
 
 
 
-.align 4096
-frame2_top:
-${byte2byte(frames[1].bitmap.slice(0, half))}
-
-.align 128
-frame2_palette1_even:
-${byte2byte(even(frames[1].palette1))}
-
-.align 128
-frame2_palette1_odd:
-${byte2byte(odd(frames[1].palette1))}
-
-.align 128
-frame2_palette2_even:
-${byte2byte(even(frames[1].palette2))}
-
-.align 128
-frame2_palette2_odd:
-${byte2byte(odd(frames[1].palette2))}
-
-.align 128
-frame2_palette3_even:
-${byte2byte(even(frames[1].palette3))}
-
-.align 128
-frame2_palette3_odd:
-${byte2byte(odd(frames[1].palette3))}
-
-.align 4096
-frame2_bottom:
-${byte2byte(frames[1].bitmap.slice(half))}
-
 .align 1024
 displaylist:
     ; 40 lines overscan
@@ -798,28 +758,6 @@ displaylist:
         .byte $0e
     .endrep
 
-    .byte $41 ; jump and blank
-    .addr displaylist_part2
-
-displaylist_part2:
-    ; 40 lines overscan
-    .repeat 5
-        .byte $70 ; 8 blank lines
-    .endrep
-
-    ; 160 lines graphics
-    ; ANTIC mode e (160px 2bpp, 1 scan line per line)
-    .byte $4e
-    .addr frame2_top
-    .repeat ${linesEach / 2 - 1}
-        .byte $0e
-    .endrep
-    .byte $4e
-    .addr frame2_bottom
-    .repeat ${linesEach / 2 - 1}
-        .byte $0e
-    .endrep
-
     .byte $41 ; jump and blank
     .addr displaylist
 `;
@@ -873,7 +811,7 @@ async function main() {
     }
 
     let nbits = 2;
-    let reps = 2;
+    let reps = 1;
 
     let {width, height, lines} = await convert(process.argv[2], nbits, reps);
 
diff --git a/dither4.s b/dither4.s
index 010df89..0730b97 100644
--- a/dither4.s
+++ b/dither4.s
@@ -50,14 +50,6 @@ scanline_max = (lines_per_frame - scanline_offset) / 2
 .import frame1_palette2_odd
 .import frame1_palette3_even
 .import frame1_palette3_odd
-.import frame2_top
-.import frame2_bottom
-.import frame2_palette1_even
-.import frame2_palette1_odd
-.import frame2_palette2_even
-.import frame2_palette2_odd
-.import frame2_palette3_even
-.import frame2_palette3_odd
 .import displaylist
 
 audio_high_byte:
@@ -242,13 +234,8 @@ wait_loop:
     .endmacro
 
 each_frame:
-    lda frame_counter ; 3 cycles
-    beq run_frame1 ; 2 cycles
-    jmp run_frame2 ; 3 cycles
 run_frame1:
     run_frame 0
-run_frame2:
-    run_frame 8192
 
 .endproc