diff --git a/os/hal/ports/STM32/STM32H7xx/hal_lld_type2.h b/os/hal/ports/STM32/STM32H7xx/hal_lld_type2.h
index 77c388843..ce097dffd 100644
--- a/os/hal/ports/STM32/STM32H7xx/hal_lld_type2.h
+++ b/os/hal/ports/STM32/STM32H7xx/hal_lld_type2.h
@@ -1660,9 +1660,9 @@
 /**
  * @brief   PLL1 DIVP field.
  */
-#if ((STM32_PLL1_DIVP_VALUE >= 1) && (STM32_PLL1_DIVP_VALUE <= 128) &&      \
-     (STM32_PLL1_DIVP_VALUE != 3U)) || defined(__DOXYGEN__)
-#define STM32_PLL1_DIVP             ((STM32_PLL1_DIVP_VALUE - 1U) << 9U)
+#if ((STM32_PLL1_DIVP_VALUE >= 2) && (STM32_PLL1_DIVP_VALUE <= 128) &&      \
+    ((STM32_PLL1_DIVP_VALUE & 1) == 0)) || defined(__DOXYGEN__)
+#define STM32_PLL1_DIVP             ((STM32_PLL1_DIVP_VALUE - 1U) << RCC_PLL1DIVR_P1_Pos)
 #else
 #error "invalid STM32_PLL1_DIVP_VALUE value specified"
 #endif
diff --git a/os/hal/ports/STM32/STM32H7xx/hal_lld_type3.h b/os/hal/ports/STM32/STM32H7xx/hal_lld_type3.h
index dcb8a128b..959e42018 100644
--- a/os/hal/ports/STM32/STM32H7xx/hal_lld_type3.h
+++ b/os/hal/ports/STM32/STM32H7xx/hal_lld_type3.h
@@ -1726,7 +1726,7 @@
  * @brief   PLL1 DIVP field.
  */
 #if ((STM32_PLL1_DIVP_VALUE >= 2) && (STM32_PLL1_DIVP_VALUE <= 128) &&      \
-    ((STM32_PLL1_DIVP_VALUE & 0x1) == 0x0)) || defined(__DOXYGEN__)
+    ((STM32_PLL1_DIVP_VALUE & 1) == 0)) || defined(__DOXYGEN__)
 #define STM32_PLL1_DIVP             ((STM32_PLL1_DIVP_VALUE - 1U) << RCC_PLL1DIVR_P1_Pos)
 #else
 #error "invalid STM32_PLL1_DIVP_VALUE value specified"