diff --git a/packages/object/asconfig.json b/packages/object/asconfig.json
index 3532ddc9..800f3e08 100644
--- a/packages/object/asconfig.json
+++ b/packages/object/asconfig.json
@@ -8,9 +8,7 @@
       "debug": true
     },
     "release": {
-      "outFile": "dist/asc/release.wasm",
-      "textFile": "dist/asc/release.wat",
-      "sourceMap": true,
+      "sourceMap": false,
       "optimizeLevel": 3,
       "shrinkLevel": 0,
       "converge": false,
@@ -18,7 +16,6 @@
     }
   },
   "options": {
-    "bindings": "esm",
     "lib": {
       "@topology-foundation/crdt": ["../crdt/src/index.asc.ts"]
     }
diff --git a/packages/object/src/index.ts b/packages/object/src/index.ts
index 604a81f8..7bf35267 100644
--- a/packages/object/src/index.ts
+++ b/packages/object/src/index.ts
@@ -18,6 +18,10 @@ export function newTopologyObject(peerId: string, id?: string, abi?: string, byt
   }
 }
 
-// just for testing wasm compilation with tsx, should be deleted
-let obj = newTopologyObject("peerId");
-console.log(obj.id);
+async function run() {
+  // TODO: just for testing wasm compilation with tsx, should be deleted
+  let bytecode = await compileWasm();
+  let obj = newTopologyObject("peerId", undefined, undefined, bytecode);
+  console.log(obj);
+}
+run();
diff --git a/packages/object/src/wasm/compiler.ts b/packages/object/src/wasm/compiler.ts
index f1513538..7594b594 100644
--- a/packages/object/src/wasm/compiler.ts
+++ b/packages/object/src/wasm/compiler.ts
@@ -2,6 +2,7 @@
     - Bytecode
     - ABI
 */
+import * as fs from "fs";
 import asc from "assemblyscript/asc";
 
 export async function compileWasm() {
@@ -9,6 +10,7 @@ export async function compileWasm() {
     // Command line options
     "/Users/droak/code/topology/ts-topology/packages/object/src/chat.ts",
     "--config=/Users/droak/code/topology/ts-topology/packages/object/asconfig.json",
+    "--outFile=dist/tmp.wasm",
     "--target=release"
   ]);
 
@@ -16,6 +18,9 @@ export async function compileWasm() {
     console.log("Compilation failed: " + error.message);
     console.log(stderr.toString());
   } else {
-    console.log(stdout.toString());
+    // read tmp file and delete it
+    const bytecode = fs.readFileSync('dist/tmp.wasm');
+    fs.unlinkSync('dist/tmp.wasm');
+    return bytecode;
   }
 }