diff --git a/radio/src/targets/horus/CMakeLists.txt b/radio/src/targets/horus/CMakeLists.txt
index f7fc600d6..cb480b3b7 100644
--- a/radio/src/targets/horus/CMakeLists.txt
+++ b/radio/src/targets/horus/CMakeLists.txt
@@ -118,7 +118,7 @@ set(FIRMWARE_TARGET_SRC
   backlight_driver.cpp
   pwr_driver.cpp
   sdram_driver.c
-  startup_stm32f40_41xxx.s
+  startup_stm32f42_43xxx.s
   )
 if(PCB STREQUAL X12S)
   set(FIRMWARE_TARGET_SRC
diff --git a/radio/src/targets/horus/startup_stm32f40_41xxx.s b/radio/src/targets/horus/startup_stm32f42_43xxx.s
similarity index 94%
rename from radio/src/targets/horus/startup_stm32f40_41xxx.s
rename to radio/src/targets/horus/startup_stm32f42_43xxx.s
index 899b1ab45..e87226bf2 100644
--- a/radio/src/targets/horus/startup_stm32f40_41xxx.s
+++ b/radio/src/targets/horus/startup_stm32f42_43xxx.s
@@ -245,7 +245,16 @@ g_pfnVectors:
   .word     CRYP_IRQHandler                   /* CRYP crypto                  */                   
   .word     HASH_RNG_IRQHandler               /* Hash and Rng                 */
   .word     FPU_IRQHandler                    /* FPU                          */                         
-                            
+  .word     UART7_IRQHandler                  /* UART7                        */
+  .word     UART8_IRQHandler                  /* UART8                        */
+  .word     SPI4_IRQHandler                   /* SPI4                         */
+  .word     SPI5_IRQHandler                   /* SPI5                         */
+  .word     SPI6_IRQHandler                   /* SPI6                         */
+  .word     SAI1_IRQHandler                   /* SAI1                         */
+  .word     LTDC_IRQHandler                   /* LTDC                         */
+  .word     LTDC_ER_IRQHandler                /* LTDC error                   */
+  .word     DMA2D_IRQHandler                  /* DMA2D                        */
+
 /*******************************************************************************
 *
 * Provide weak aliases for each Exception handler to the Default_Handler. 
@@ -526,4 +535,31 @@ g_pfnVectors:
    .weak      FPU_IRQHandler                  
    .thumb_set FPU_IRQHandler,Default_Handler 
 
+   .weak      UART7_IRQHandler
+   .thumb_set UART7_IRQHandler,Default_Handler
+
+   .weak      UART8_IRQHandler
+   .thumb_set UART8_IRQHandler,Default_Handler
+
+   .weak      SPI4_IRQHandler
+   .thumb_set SPI4_IRQHandler,Default_Handler
+
+   .weak      SPI5_IRQHandler
+   .thumb_set SPI5_IRQHandler,Default_Handler
+
+   .weak      SPI6_IRQHandler
+   .thumb_set SPI6_IRQHandler,Default_Handler
+
+   .weak      SAI1_IRQHandler
+   .thumb_set SAI1_IRQHandler,Default_Handler
+
+   .weak      LTDC_IRQHandler
+   .thumb_set LTDC_IRQHandler,Default_Handler
+
+   .weak      LTDC_ER_IRQHandler
+   .thumb_set LTDC_ER_IRQHandler,Default_Handler
+
+   .weak      DMA2D_IRQHandler
+   .thumb_set DMA2D_IRQHandler,Default_Handler
+
 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/