diff --git a/codecs/oxipng/Cargo.toml b/codecs/oxipng/Cargo.toml
index b0b9a191..32b6ca1c 100644
--- a/codecs/oxipng/Cargo.toml
+++ b/codecs/oxipng/Cargo.toml
@@ -12,7 +12,7 @@ wasm-opt = ["-O", "--no-validation"]
 crate-type = ["cdylib"]
 
 [dependencies]
-oxipng = { version = "4.0.1", default-features = false, features = ["libdeflater"] }
+oxipng = { version = "4.0.3", default-features = false, features = ["libdeflater"] }
 libdeflater = { version = "0.7.1", features = ["freestanding"] }
 wasm-bindgen = "0.2.73"
 log = { version = "0.4.11", features = ["release_max_level_off"] }
diff --git a/codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts b/codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts
index 8ca403de..82b533ec 100644
--- a/codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts
+++ b/codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts
@@ -3,9 +3,10 @@
 /**
 * @param {Uint8Array} data
 * @param {number} level
+* @param {boolean} interlace
 * @returns {Uint8Array}
 */
-export function optimise(data: Uint8Array, level: number): Uint8Array;
+export function optimise(data: Uint8Array, level: number, interlace: boolean): Uint8Array;
 /**
 * @param {number} num_threads
 * @returns {Promise<any>}
@@ -35,7 +36,7 @@ export class wbg_rayon_PoolBuilder {
 export type InitInput = RequestInfo | URL | Response | BufferSource | WebAssembly.Module;
 
 export interface InitOutput {
-  readonly optimise: (a: number, b: number, c: number, d: number) => void;
+  readonly optimise: (a: number, b: number, c: number, d: number, e: number) => void;
   readonly __wbg_wbg_rayon_poolbuilder_free: (a: number) => void;
   readonly wbg_rayon_poolbuilder_numThreads: (a: number) => number;
   readonly wbg_rayon_poolbuilder_receiver: (a: number) => number;
diff --git a/codecs/oxipng/pkg-parallel/squoosh_oxipng.js b/codecs/oxipng/pkg-parallel/squoosh_oxipng.js
index a1689a5f..c3c8163a 100644
--- a/codecs/oxipng/pkg-parallel/squoosh_oxipng.js
+++ b/codecs/oxipng/pkg-parallel/squoosh_oxipng.js
@@ -56,14 +56,15 @@ function getArrayU8FromWasm0(ptr, len) {
 /**
 * @param {Uint8Array} data
 * @param {number} level
+* @param {boolean} interlace
 * @returns {Uint8Array}
 */
-export function optimise(data, level) {
+export function optimise(data, level, interlace) {
     try {
         const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
         var ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
         var len0 = WASM_VECTOR_LEN;
-        wasm.optimise(retptr, ptr0, len0, level);
+        wasm.optimise(retptr, ptr0, len0, level, interlace);
         var r0 = getInt32Memory0()[retptr / 4 + 0];
         var r1 = getInt32Memory0()[retptr / 4 + 1];
         var v1 = getArrayU8FromWasm0(r0, r1).slice();
diff --git a/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm b/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm
index 6c030492..8e6bc852 100644
Binary files a/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm and b/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm differ
diff --git a/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm.d.ts b/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm.d.ts
index 760b49d9..5226f54a 100644
--- a/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm.d.ts
+++ b/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm.d.ts
@@ -1,6 +1,6 @@
 /* tslint:disable */
 /* eslint-disable */
-export function optimise(a: number, b: number, c: number, d: number): void;
+export function optimise(a: number, b: number, c: number, d: number, e: number): void;
 export function __wbg_wbg_rayon_poolbuilder_free(a: number): void;
 export function wbg_rayon_poolbuilder_numThreads(a: number): number;
 export function wbg_rayon_poolbuilder_receiver(a: number): number;
diff --git a/codecs/oxipng/pkg/squoosh_oxipng.d.ts b/codecs/oxipng/pkg/squoosh_oxipng.d.ts
index 759bf922..7158f196 100644
--- a/codecs/oxipng/pkg/squoosh_oxipng.d.ts
+++ b/codecs/oxipng/pkg/squoosh_oxipng.d.ts
@@ -3,15 +3,16 @@
 /**
 * @param {Uint8Array} data
 * @param {number} level
+* @param {boolean} interlace
 * @returns {Uint8Array}
 */
-export function optimise(data: Uint8Array, level: number): Uint8Array;
+export function optimise(data: Uint8Array, level: number, interlace: boolean): Uint8Array;
 
 export type InitInput = RequestInfo | URL | Response | BufferSource | WebAssembly.Module;
 
 export interface InitOutput {
   readonly memory: WebAssembly.Memory;
-  readonly optimise: (a: number, b: number, c: number, d: number) => void;
+  readonly optimise: (a: number, b: number, c: number, d: number, e: number) => void;
   readonly __wbindgen_add_to_stack_pointer: (a: number) => number;
   readonly __wbindgen_malloc: (a: number) => number;
   readonly __wbindgen_free: (a: number, b: number) => void;
diff --git a/codecs/oxipng/pkg/squoosh_oxipng.js b/codecs/oxipng/pkg/squoosh_oxipng.js
index ee7a699f..03aa0bb3 100644
--- a/codecs/oxipng/pkg/squoosh_oxipng.js
+++ b/codecs/oxipng/pkg/squoosh_oxipng.js
@@ -40,14 +40,15 @@ function getArrayU8FromWasm0(ptr, len) {
 /**
 * @param {Uint8Array} data
 * @param {number} level
+* @param {boolean} interlace
 * @returns {Uint8Array}
 */
-export function optimise(data, level) {
+export function optimise(data, level, interlace) {
     try {
         const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
         var ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
         var len0 = WASM_VECTOR_LEN;
-        wasm.optimise(retptr, ptr0, len0, level);
+        wasm.optimise(retptr, ptr0, len0, level, interlace);
         var r0 = getInt32Memory0()[retptr / 4 + 0];
         var r1 = getInt32Memory0()[retptr / 4 + 1];
         var v1 = getArrayU8FromWasm0(r0, r1).slice();
diff --git a/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm b/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm
index 97356d37..aaabc2b8 100644
Binary files a/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm and b/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm differ
diff --git a/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm.d.ts b/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm.d.ts
index b7c19ac5..cc6f7d39 100644
--- a/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm.d.ts
+++ b/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm.d.ts
@@ -1,7 +1,7 @@
 /* tslint:disable */
 /* eslint-disable */
 export const memory: WebAssembly.Memory;
-export function optimise(a: number, b: number, c: number, d: number): void;
+export function optimise(a: number, b: number, c: number, d: number, e: number): void;
 export function __wbindgen_add_to_stack_pointer(a: number): number;
 export function __wbindgen_malloc(a: number): number;
 export function __wbindgen_free(a: number, b: number): void;
diff --git a/codecs/oxipng/src/lib.rs b/codecs/oxipng/src/lib.rs
index 202621b1..fa825d7a 100644
--- a/codecs/oxipng/src/lib.rs
+++ b/codecs/oxipng/src/lib.rs
@@ -5,7 +5,7 @@ use oxipng::AlphaOptim;
 use wasm_bindgen::prelude::*;
 
 #[wasm_bindgen]
-pub fn optimise(data: &[u8], level: u8) -> Vec<u8> {
+pub fn optimise(data: &[u8], level: u8, interlace: bool) -> Vec<u8> {
     let mut options = oxipng::Options::from_preset(level);
     options.alphas.insert(AlphaOptim::Black);
     options.alphas.insert(AlphaOptim::White);
@@ -13,6 +13,7 @@ pub fn optimise(data: &[u8], level: u8) -> Vec<u8> {
     options.alphas.insert(AlphaOptim::Down);
     options.alphas.insert(AlphaOptim::Left);
     options.alphas.insert(AlphaOptim::Right);
+    options.interlace = Some(if interlace { 1 } else { 0 });
 
     options.deflate = oxipng::Deflaters::Libdeflater;
     oxipng::optimize_from_memory(data, &options).unwrap_throw()
diff --git a/src/features/encoders/oxiPNG/client/index.tsx b/src/features/encoders/oxiPNG/client/index.tsx
index 155b3b0c..51fc5885 100644
--- a/src/features/encoders/oxiPNG/client/index.tsx
+++ b/src/features/encoders/oxiPNG/client/index.tsx
@@ -2,6 +2,7 @@ import {
   canvasEncode,
   abortable,
   blobToArrayBuffer,
+  inputFieldChecked,
 } from 'client/lazy-app/util';
 import { EncodeOptions } from '../shared/meta';
 import type WorkerBridge from 'client/lazy-app/worker-bridge';
@@ -9,6 +10,7 @@ import { h, Component } from 'preact';
 import { inputFieldValueAsNumber, preventDefault } from 'client/lazy-app/util';
 import * as style from 'client/lazy-app/Compress/Options/style.css';
 import Range from 'client/lazy-app/Compress/Options/Range';
+import Checkbox from 'client/lazy-app/Compress/Options/Checkbox';
 
 export async function encode(
   signal: AbortSignal,
@@ -34,6 +36,7 @@ export class Options extends Component<Props, {}> {
 
     const options: EncodeOptions = {
       level: inputFieldValueAsNumber(form.level),
+      interlace: inputFieldChecked(form.interlace),
     };
     this.props.onChange(options);
   };
@@ -41,6 +44,14 @@ export class Options extends Component<Props, {}> {
   render({ options }: Props) {
     return (
       <form class={style.optionsSection} onSubmit={preventDefault}>
+        <label class={style.optionToggle}>
+          Interlace
+          <Checkbox
+            name="interlace"
+            checked={options.interlace}
+            onChange={this.onChange}
+          />
+        </label>
         <div class={style.optionOneCell}>
           <Range
             name="level"
diff --git a/src/features/encoders/oxiPNG/shared/meta.ts b/src/features/encoders/oxiPNG/shared/meta.ts
index 8adc3f18..7ee61400 100644
--- a/src/features/encoders/oxiPNG/shared/meta.ts
+++ b/src/features/encoders/oxiPNG/shared/meta.ts
@@ -12,6 +12,7 @@
  */
 export interface EncodeOptions {
   level: number;
+  interlace: boolean;
 }
 
 export const label = 'OxiPNG';
@@ -20,4 +21,5 @@ export const extension = 'png';
 
 export const defaultOptions: EncodeOptions = {
   level: 2,
+  interlace: false,
 };
diff --git a/src/features/encoders/oxiPNG/worker/oxipngEncode.ts b/src/features/encoders/oxiPNG/worker/oxipngEncode.ts
index c936c382..558f5498 100644
--- a/src/features/encoders/oxiPNG/worker/oxipngEncode.ts
+++ b/src/features/encoders/oxiPNG/worker/oxipngEncode.ts
@@ -40,9 +40,12 @@ export default async function encode(
   options: EncodeOptions,
 ): Promise<ArrayBuffer> {
   if (!wasmReady) {
-    wasmReady = threads().then((hasThreads: boolean) => hasThreads ? initMT() : initST());
+    wasmReady = threads().then((hasThreads: boolean) =>
+      hasThreads ? initMT() : initST(),
+    );
   }
 
   const optimise = await wasmReady;
-  return optimise(new Uint8Array(data), options.level).buffer;
+  return optimise(new Uint8Array(data), options.level, options.interlace)
+    .buffer;
 }