diff --git a/boards/arm/mikroe_mini_m4_for_stm32/mikroe_mini_m4_for_stm32.dts b/boards/arm/mikroe_mini_m4_for_stm32/mikroe_mini_m4_for_stm32.dts
index 60f270855a71..e9d3b46d3b45 100644
--- a/boards/arm/mikroe_mini_m4_for_stm32/mikroe_mini_m4_for_stm32.dts
+++ b/boards/arm/mikroe_mini_m4_for_stm32/mikroe_mini_m4_for_stm32.dts
@@ -38,6 +38,10 @@
 	};
 };
 
+&clk_lsi {
+	status = "okay";
+};
+
 &clk_hse {
 	clock-frequency = <DT_FREQ_M(16)>;
 	status = "okay";
@@ -99,3 +103,9 @@ zephyr_udc0: &usbotg_fs {
 &cryp {
 	status = "okay";
 };
+
+&rtc {
+	clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
+		 <&rcc STM32_SRC_LSI RTC_SEL(2)>;
+	status = "okay";
+};