diff --git a/codecs/oxipng/pkg-parallel/README.md b/codecs/oxipng/pkg-parallel/README.md
index 1381f3edd..984c1dfb8 100644
--- a/codecs/oxipng/pkg-parallel/README.md
+++ b/codecs/oxipng/pkg-parallel/README.md
@@ -1,5 +1,5 @@
 # OxiPNG
 
 - Source: <https://github.com/shssoichiro/oxipng>
-- Version: v3.0.0
+- Version: v9.0.0
 - License: MIT
diff --git a/codecs/oxipng/pkg-parallel/package.json b/codecs/oxipng/pkg-parallel/package.json
index 80ba04766..280a2ac73 100644
--- a/codecs/oxipng/pkg-parallel/package.json
+++ b/codecs/oxipng/pkg-parallel/package.json
@@ -11,5 +11,7 @@
   ],
   "module": "squoosh_oxipng.js",
   "types": "squoosh_oxipng.d.ts",
-  "sideEffects": false
+  "sideEffects": [
+    "./snippets/*"
+  ]
 }
\ No newline at end of file
diff --git a/codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts b/codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts
index 3800d4290..82b533ec4 100644
--- a/codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts
+++ b/codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts
@@ -36,7 +36,6 @@ export class wbg_rayon_PoolBuilder {
 export type InitInput = RequestInfo | URL | Response | BufferSource | WebAssembly.Module;
 
 export interface InitOutput {
-  readonly __wasm_init_memory: () => 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;
diff --git a/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm b/codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm
index 6712c6d25..b4b8f69c5 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 0880f1c15..5226f54ac 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 +1,5 @@
 /* tslint:disable */
 /* eslint-disable */
-export function __wasm_init_memory(): 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;
diff --git a/codecs/oxipng/pkg/README.md b/codecs/oxipng/pkg/README.md
index 1381f3edd..984c1dfb8 100644
--- a/codecs/oxipng/pkg/README.md
+++ b/codecs/oxipng/pkg/README.md
@@ -1,5 +1,5 @@
 # OxiPNG
 
 - Source: <https://github.com/shssoichiro/oxipng>
-- Version: v3.0.0
+- Version: v9.0.0
 - License: MIT
diff --git a/codecs/oxipng/pkg/package.json b/codecs/oxipng/pkg/package.json
index 80ba04766..280a2ac73 100644
--- a/codecs/oxipng/pkg/package.json
+++ b/codecs/oxipng/pkg/package.json
@@ -11,5 +11,7 @@
   ],
   "module": "squoosh_oxipng.js",
   "types": "squoosh_oxipng.d.ts",
-  "sideEffects": false
+  "sideEffects": [
+    "./snippets/*"
+  ]
 }
\ No newline at end of file
diff --git a/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm b/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm
index 92ec1d896..adbe7d306 100644
Binary files a/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm and b/codecs/oxipng/pkg/squoosh_oxipng_bg.wasm differ