diff --git a/src/flasherV2/loader_handler.ts b/src/flasherV2/loader_handler.ts
index b1aecb0..3be566b 100644
--- a/src/flasherV2/loader_handler.ts
+++ b/src/flasherV2/loader_handler.ts
@@ -247,7 +247,7 @@ export class MSPLoaderV2 extends SerialTransport {
     };
     let send = await Protocol.getFrameRaw(cmd);
     await this.send(send);
-    let resRaw = await this.read(this.DEFAULT_TIMEOUT, 10);
+    let resRaw = await this.read(this.DEFAULT_TIMEOUT*2, 10);
     let res = Protocol.getResponse(resRaw, cmd);
     if (res.response == BSLResponse.BSL_ACK) {
       this.debug("Data Programmed");
diff --git a/src/flasherV2/transport_handler.ts b/src/flasherV2/transport_handler.ts
index d94d409..a9786d0 100644
--- a/src/flasherV2/transport_handler.ts
+++ b/src/flasherV2/transport_handler.ts
@@ -1,7 +1,7 @@
 import { Section, IHexRecord } from "./protocol_handler";
 export class SerialTransport {
   baudrate = 9600;
-  buffer_size = 1024 * 1024; //1MB (max can be 16MB)
+  buffer_size = 1024 * 1024*16; //16MB (max can be 16MB)
   private traceLog = "";
   private lastTraceTime = Date.now();
   public tracing = true;