diff --git a/cli/src/codecs.js b/cli/src/codecs.js
index 1ad33bdc..854668f2 100644
--- a/cli/src/codecs.js
+++ b/cli/src/codecs.js
@@ -133,7 +133,10 @@ export default {
     },
     enc: async () => {
       await pngEncDecPromise;
-      return { encode: (...args) => new Uint8Array(pngEncode(...args)) };
+      return {
+        encode: (buffer, ...args) =>
+          new Uint8Array(pngEncode(new Uint8Array(buffer), ...args))
+      };
     },
     defaultEncoderOptions: {}
   }
diff --git a/codecs/png/Cargo.lock b/codecs/png/Cargo.lock
index ea2dfdc0..652fb0a7 100644
--- a/codecs/png/Cargo.lock
+++ b/codecs/png/Cargo.lock
@@ -116,7 +116,6 @@ dependencies = [
 name = "squoosh-png"
 version = "0.1.0"
 dependencies = [
- "log",
  "png",
  "wasm-bindgen",
  "web-sys",
diff --git a/codecs/png/pkg/squoosh_png_bg.wasm b/codecs/png/pkg/squoosh_png_bg.wasm
index 3f81e9a3..9de06b41 100644
Binary files a/codecs/png/pkg/squoosh_png_bg.wasm and b/codecs/png/pkg/squoosh_png_bg.wasm differ