diff --git a/arch/arm/src/stm32f7/stm32_ltdc.c b/arch/arm/src/stm32f7/stm32_ltdc.c
index 36c1d628f6..9937955653 100644
--- a/arch/arm/src/stm32f7/stm32_ltdc.c
+++ b/arch/arm/src/stm32f7/stm32_ltdc.c
@@ -984,7 +984,8 @@ static void stm32_ltdc_periphconfig(void)
 
   /* Configure dedicated clock external */
 
-  reginfo("configured RCC_DCKCFGR=%08x\n", getreg32(STM32_RCC_DCKCFGR));
+  reginfo("configured RCC_DCKCFGR1=%08x\n", getreg32(STM32_RCC_DCKCFGR1));
+  reginfo("configured RCC_DCKCFGR2=%08x\n", getreg32(STM32_RCC_DCKCFGR2));
 
   /* Configure LTDC_SSCR */