diff --git a/drivers/clock_control/clock_stm32_ll_h7.c b/drivers/clock_control/clock_stm32_ll_h7.c
index 42977c65a50..d06000fd1ef 100644
--- a/drivers/clock_control/clock_stm32_ll_h7.c
+++ b/drivers/clock_control/clock_stm32_ll_h7.c
@@ -1011,15 +1011,15 @@ int stm32_clock_control_init(const struct device *dev)
 	/* Set up individual enabled clocks */
 	set_up_fixed_clock_sources();
 
+	/* Configure Voltage scale to comply with the desired system frequency */
+	prepare_regulator_voltage_scale();
+
 	/* Set up PLLs */
 	r = set_up_plls();
 	if (r < 0) {
 		return r;
 	}
 
-	/* Configure Voltage scale to comply with the desired system frequency */
-	prepare_regulator_voltage_scale();
-
 	/* Current hclk value */
 	old_hclk_freq = get_hclk_frequency();
 	/* AHB is HCLK clock to configure */