diff --git a/VortexEngine/src/Serial/Serial.cpp b/VortexEngine/src/Serial/Serial.cpp
index a54b8f93c7..e22067e1d5 100644
--- a/VortexEngine/src/Serial/Serial.cpp
+++ b/VortexEngine/src/Serial/Serial.cpp
@@ -119,6 +119,7 @@ void SerialComs::write(const char *msg, ...)
   Vortex::vcallbacks()->serialWrite(buf, len);
 #else
   Serial.write(buf, len);
+  Serial.flush();
 #endif
   va_end(list);
 #endif
@@ -138,6 +139,7 @@ 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
 }