diff --git a/codecs/rotate/package.json b/codecs/rotate/package.json
index aacccdaa..a4a5e203 100644
--- a/codecs/rotate/package.json
+++ b/codecs/rotate/package.json
@@ -1,7 +1,7 @@
 {
   "name": "rotate",
   "scripts": {
-    "build": "mv rotate.{as,ts} && asc rotate.ts -b rotate.wasm --validate -O3 && mv rotate.{ts,as}"
+    "build": "mv rotate.{as,ts} && asc rotate.ts -b rotate.wasm --validate -O3 --importMemory && mv rotate.{ts,as}"
   },
   "devDependencies": {
     "assemblyscript": "github:AssemblyScript/assemblyscript"
diff --git a/codecs/rotate/rotate.wasm b/codecs/rotate/rotate.wasm
index 3b58861b..9579e1fe 100644
Binary files a/codecs/rotate/rotate.wasm and b/codecs/rotate/rotate.wasm differ
diff --git a/src/codecs/rotate/processor.ts b/src/codecs/rotate/processor.ts
index 7119bae6..4cd953f3 100644
--- a/src/codecs/rotate/processor.ts
+++ b/src/codecs/rotate/processor.ts
@@ -11,8 +11,12 @@ export async function rotate(
   const numPagesNeeded = Math.ceil(bytesPerImage * 2 / (64 * 1024));
   const { instance } = (await (WebAssembly as any).instantiateStreaming(
     fetch(wasmUrl),
+    {
+      env: {
+        memory: new WebAssembly.Memory({ initial: numPagesNeeded }),
+      },
+    },
   )) as { instance: RotateModuleInstance };
-  instance.exports.memory.grow(numPagesNeeded);
 
   const view = new Uint8ClampedArray(instance.exports.memory.buffer);
   view.set(data.data);