diff --git a/libserial/LibSerial.c b/libserial/LibSerial.c
index fbd76157f..f58465de3 100644
--- a/libserial/LibSerial.c
+++ b/libserial/LibSerial.c
@@ -132,8 +132,8 @@ EM_ASYNC_JS(void, open_serial_port, (int baudRateInt), {
        }
     }
 
-    const writeBuffer = new SharedArrayBuffer(4096);
-    const readBuffer = new SharedArrayBuffer(4096);
+    const writeBuffer = new SharedArrayBuffer(64 * 1024);
+    const readBuffer = new SharedArrayBuffer(64 * 1024);
     worker.postMessage({
         type: 'init',
         options: serialOpts,
diff --git a/package.json b/package.json
index a207fc716..72d672cad 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@leaphy-robotics/avrdude-webassembly",
-  "version": "1.7.0",
+  "version": "1.7.1",
   "description": "An port of avrdude to the browser using WebAssembly",
   "type": "module",
   "scripts": {