diff --git a/boards/shields/st_b_lcd40_dsi1_mb1166/boards/stm32h747i_disco_m7.conf b/boards/shields/st_b_lcd40_dsi1_mb1166/boards/stm32h747i_disco_m7.conf
index 09ba121ded8..d3881d7e2ed 100644
--- a/boards/shields/st_b_lcd40_dsi1_mb1166/boards/stm32h747i_disco_m7.conf
+++ b/boards/shields/st_b_lcd40_dsi1_mb1166/boards/stm32h747i_disco_m7.conf
@@ -4,5 +4,5 @@
 CONFIG_MEMC=y
 CONFIG_STM32_LTDC_RGB888=y
 CONFIG_HEAP_MEM_POOL_SIZE=65536
-# Initialize after LTDC
-CONFIG_DISPLAY_OTM8009A_INIT_PRIORITY=86
+# Initialize after LTDC and MIPI-DSI
+CONFIG_DISPLAY_OTM8009A_INIT_PRIORITY=87