diff --git a/include/drivers/clock_control/stm32_clock_control.h b/include/drivers/clock_control/stm32_clock_control.h
index f5ba72c56ad..202faa7015c 100644
--- a/include/drivers/clock_control/stm32_clock_control.h
+++ b/include/drivers/clock_control/stm32_clock_control.h
@@ -114,6 +114,7 @@
 #define STM32_PLL_SRC_MSI	DT_SAME_NODE(DT_PLL_CLOCKS_CTRL, DT_NODELABEL(clk_msi))
 #define STM32_PLL_SRC_MSIS	DT_SAME_NODE(DT_PLL_CLOCKS_CTRL, DT_NODELABEL(clk_msis))
 #define STM32_PLL_SRC_HSI	DT_SAME_NODE(DT_PLL_CLOCKS_CTRL, DT_NODELABEL(clk_hsi))
+#define STM32_PLL_SRC_CSI	DT_SAME_NODE(DT_PLL_CLOCKS_CTRL, DT_NODELABEL(clk_csi))
 #define STM32_PLL_SRC_HSE	DT_SAME_NODE(DT_PLL_CLOCKS_CTRL, DT_NODELABEL(clk_hse))
 #define STM32_PLL_SRC_PLL2	DT_SAME_NODE(DT_PLL_CLOCKS_CTRL, DT_NODELABEL(pll2))
 #endif