diff --git a/os/io/platforms/AVR/serial_lld.c b/os/io/platforms/AVR/serial_lld.c
index c5a573423..c29a54ed3 100644
--- a/os/io/platforms/AVR/serial_lld.c
+++ b/os/io/platforms/AVR/serial_lld.c
@@ -18,9 +18,9 @@
 */
 
 /**
- * @file templates/serial_lld.c
- * @brief Serial Driver subsystem low level driver source template
- * @addtogroup SERIAL_LLD
+ * @file AVR/serial_lld.c
+ * @brief AVR low level serial driver code
+ * @addtogroup AVR_SERIAL
  * @{
  */
 
diff --git a/os/io/platforms/AVR/serial_lld.h b/os/io/platforms/AVR/serial_lld.h
index 374c9836e..98e00a841 100644
--- a/os/io/platforms/AVR/serial_lld.h
+++ b/os/io/platforms/AVR/serial_lld.h
@@ -18,9 +18,9 @@
 */
 
 /**
- * @file templates/serial_lld.h
- * @brief Serial Driver subsystem low level driver header template
- * @addtogroup SERIAL_LLD
+ * @file AVR/serial_lld.h
+ * @brief AVR low level serial driver header
+ * @addtogroup AVR_SERIAL
  * @{
  */
 
diff --git a/os/io/platforms/MSP430/serial_lld.c b/os/io/platforms/MSP430/serial_lld.c
index c1ac3035c..c62920480 100644
--- a/os/io/platforms/MSP430/serial_lld.c
+++ b/os/io/platforms/MSP430/serial_lld.c
@@ -18,9 +18,9 @@
 */
 
 /**
- * @file templates/serial_lld.c
- * @brief Serial Driver subsystem low level driver source template
- * @addtogroup SERIAL_LLD
+ * @file MSP430/serial_lld.c
+ * @brief MSP430 low level serial driver code
+ * @addtogroup MSP430_SERIAL
  * @{
  */
 
diff --git a/os/io/platforms/MSP430/serial_lld.h b/os/io/platforms/MSP430/serial_lld.h
index bef3d0367..d57cc3771 100644
--- a/os/io/platforms/MSP430/serial_lld.h
+++ b/os/io/platforms/MSP430/serial_lld.h
@@ -18,9 +18,9 @@
 */
 
 /**
- * @file templates/serial_lld.h
- * @brief Serial Driver subsystem low level driver header template
- * @addtogroup SERIAL_LLD
+ * @file MSP430/serial_lld.h
+ * @brief MSP430 low level serial driver header
+ * @addtogroup MSP430_SERIAL
  * @{
  */