diff --git a/src/drivers/protocol_splitter/protocol_splitter.cpp b/src/drivers/protocol_splitter/protocol_splitter.cpp
index d4eaeee2be..4d9521f5ab 100644
--- a/src/drivers/protocol_splitter/protocol_splitter.cpp
+++ b/src/drivers/protocol_splitter/protocol_splitter.cpp
@@ -33,7 +33,7 @@
 
 /**
  * @file protocol_splitter.cpp
- * NuttX Driver to split mavlink 2 and another RTPS on a serial port.
+ * NuttX Driver to multiplex mavlink and RTPS on a single serial port.
  * Makes sure the two protocols can be read & written simultanously by 2 processes.
  * It will create two devices:
  *    /dev/mavlink