diff --git a/ports/ARM7-AT91SAM7X/sam7x_serial.c b/ports/ARM7-AT91SAM7X/sam7x_serial.c
index 05639ead2..fc9d033a3 100644
--- a/ports/ARM7-AT91SAM7X/sam7x_serial.c
+++ b/ports/ARM7-AT91SAM7X/sam7x_serial.c
@@ -25,8 +25,8 @@
 */
 
 /**
- * @file ports/ARM7-AT91SAM7X/sam7x_serial.h
- * @brief AT91SAM7X Serial driver macros and structures.
+ * @file ports/ARM7-AT91SAM7X/sam7x_serial.c
+ * @brief AT91SAM7X Serial driver code.
  * @addtogroup AT91SAM7X_SERIAL
  * @{
  */
diff --git a/readme.txt b/readme.txt
index 2551a9364..8a4642b16 100644
--- a/readme.txt
+++ b/readme.txt
@@ -62,6 +62,7 @@ Win32-MinGW            - ChibiOS/RT simulator and demo into a WIN32 process,
 
 *** 1.2.2 ***
 - FIX: Fixed macro in test.h (bug 2781176).
+- FIX: Fixed @file tag in sam7x_serial.c (bug 2788573).
 
 *** 1.2.1 ***
 - FIX: Fixed regression in MinGW demo (bug 2745153).