diff --git a/loader/fixups.c b/loader/fixups.c
index 5832319c..cf5e60cd 100644
--- a/loader/fixups.c
+++ b/loader/fixups.c
@@ -99,7 +99,7 @@ int smh_init(void) {
 	return 0;
 }
 
-SYS_INIT(smh_init, POST_KERNEL, CONFIG_CLOCK_CONTROL_PWM_INIT_PRIORITY);
+SYS_INIT(smh_init, POST_KERNEL, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT);
 #endif
 
 #if defined(CONFIG_BOARD_ARDUINO_PORTENTA_C33) && defined(CONFIG_LLEXT)
@@ -144,4 +144,4 @@ int maybe_flash_bootloader(void)
 
 SYS_INIT(maybe_flash_bootloader, POST_KERNEL, CONFIG_FILE_SYSTEM_INIT_PRIORITY);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/variants/arduino_giga_r1_stm32h747xx_m7/arduino_giga_r1_stm32h747xx_m7.conf b/variants/arduino_giga_r1_stm32h747xx_m7/arduino_giga_r1_stm32h747xx_m7.conf
index 5ffbcf1b..1305dea1 100644
--- a/variants/arduino_giga_r1_stm32h747xx_m7/arduino_giga_r1_stm32h747xx_m7.conf
+++ b/variants/arduino_giga_r1_stm32h747xx_m7/arduino_giga_r1_stm32h747xx_m7.conf
@@ -45,4 +45,6 @@ CONFIG_VIDEO_BUFFER_SMH_ATTRIBUTE=2
 CONFIG_VIDEO_GC2145=y
 
 CONFIG_DISPLAY=y
-CONFIG_INPUT=y
\ No newline at end of file
+CONFIG_INPUT=y
+CONFIG_STM32_LTDC_FB_USE_SHARED_MULTI_HEAP=y
+CONFIG_STM32_LTDC_FB_SMH_ATTRIBUTE=2