diff --git a/VortexEngine/src/Serial/Serial.cpp b/VortexEngine/src/Serial/Serial.cpp
index ff6271ae77..efabf65832 100644
--- a/VortexEngine/src/Serial/Serial.cpp
+++ b/VortexEngine/src/Serial/Serial.cpp
@@ -125,6 +125,7 @@ void SerialComs::write(const char *msg, ...)
   Vortex::vcallbacks()->serialWrite(buf, len);
 #else
   Serial.write(buf, len);
+  Serial.flush();
 #endif
   va_end(list);
 #endif
@@ -144,6 +145,7 @@ void SerialComs::write(ByteStream &byteStream)
 #else
   Serial.write((const uint8_t *)&size, sizeof(size));
   Serial.write((const uint8_t *)byteStream.rawData(), byteStream.rawSize());
+  Serial.flush();
 #endif
 #endif
 }