diff --git a/src/WebSocketClient.h b/src/WebSocketClient.h
index 4b009e6..fee9f30 100644
--- a/src/WebSocketClient.h
+++ b/src/WebSocketClient.h
@@ -86,7 +86,7 @@ class WebSocketClient : public HttpClient
 private:
     bool iTxStarted;
     uint8_t iTxMessageType;
-    uint8_t iTxBuffer[128];
+    uint8_t iTxBuffer[1024];
     uint64_t iTxSize;
 
     uint8_t iRxOpCode;