diff --git a/demos/STM32/RT-STM32F411RE-NUCLEO/mcuconf.h b/demos/STM32/RT-STM32F411RE-NUCLEO/mcuconf.h
index 1a2dde96c..bc5585ae8 100644
--- a/demos/STM32/RT-STM32F411RE-NUCLEO/mcuconf.h
+++ b/demos/STM32/RT-STM32F411RE-NUCLEO/mcuconf.h
@@ -42,9 +42,9 @@
 #define STM32_SW                            STM32_SW_PLL
 #define STM32_PLLSRC                        STM32_PLLSRC_HSI
 #define STM32_PLLM_VALUE                    16
-#define STM32_PLLN_VALUE                    336
+#define STM32_PLLN_VALUE                    384
 #define STM32_PLLP_VALUE                    4
-#define STM32_PLLQ_VALUE                    7
+#define STM32_PLLQ_VALUE                    8
 #define STM32_HPRE                          STM32_HPRE_DIV1
 #define STM32_PPRE1                         STM32_PPRE1_DIV2
 #define STM32_PPRE2                         STM32_PPRE2_DIV1