diff --git a/os/hal/platforms/STM32/serial_lld.h b/os/hal/platforms/STM32/serial_lld.h
index 41d10c080..7589da600 100644
--- a/os/hal/platforms/STM32/serial_lld.h
+++ b/os/hal/platforms/STM32/serial_lld.h
@@ -108,7 +108,7 @@
  * @brief   USART2 interrupt priority level setting.
  */
 #if !defined(STM32_SERIAL_USART2_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_SERIAL_USART2_PRIORITY        12)
+#define STM32_SERIAL_USART2_PRIORITY        12
 #endif
 
 /**
diff --git a/readme.txt b/readme.txt
index 946cc88f6..d238e47f3 100644
--- a/readme.txt
+++ b/readme.txt
@@ -79,6 +79,8 @@
 *****************************************************************************
 
 *** 2.5.0 ***
+- FIX: Fixed spurious ) char in STM32 serial_lld.h (bug 3514138)(backported
+  to 2.2.10 and 2.4.1).
 - FIX: Fixed problem with FPU initialization in GCC Cortex-M4 port (bug
   3513897)(backported to 2.4.1).
 - FIX: Spelling fixes (bug 3510812)(backported to 2.4.1).