diff --git a/os/hal/ports/STM32/STM32F4xx/stm32_registry.h b/os/hal/ports/STM32/STM32F4xx/stm32_registry.h
index 1a6e27510..1ce4a428d 100644
--- a/os/hal/ports/STM32/STM32F4xx/stm32_registry.h
+++ b/os/hal/ports/STM32/STM32F4xx/stm32_registry.h
@@ -1462,7 +1462,7 @@
 #define STM32_HAS_LPUART1                   FALSE
 
 /* USB attributes.*/
-#define STM32_OTG_STEPPING                  1
+#define STM32_OTG_STEPPING                  2
 #define STM32_HAS_OTG1                      TRUE
 #define STM32_OTG1_ENDPOINTS                3
 
diff --git a/readme.txt b/readme.txt
index 15bd9f71a..a2395a241 100644
--- a/readme.txt
+++ b/readme.txt
@@ -89,6 +89,8 @@
 *****************************************************************************
 
 *** Next ***
+- HAL: Fixed incorrect UTG stepping in STM32F412 registry (bug #861)
+       (backported to 17.6.1).
 - HAL: Fixed missing DMA I2C3 streams in STM32F411 registry (bug #860)
        (backported to 17.6.1).
 - HAL: Fixed missing Ethernet PHY in some STM32 Nucleo-144 board files