diff --git a/Target/Demo/ARMCM4_STM32F4_Olimex_STM32P405_GCC/Boot/lib/system_stm32f4xx.c b/Target/Demo/ARMCM4_STM32F4_Olimex_STM32P405_GCC/Boot/lib/system_stm32f4xx.c
index c46ffa79..be29802a 100644
--- a/Target/Demo/ARMCM4_STM32F4_Olimex_STM32P405_GCC/Boot/lib/system_stm32f4xx.c
+++ b/Target/Demo/ARMCM4_STM32F4_Olimex_STM32P405_GCC/Boot/lib/system_stm32f4xx.c
@@ -405,7 +405,7 @@ static void SetSysClock(void)
     RCC->CFGR |= RCC_CFGR_SW_PLL;
 
     /* Wait till the main PLL is used as system clock source */
-    while ((RCC->CFGR & (uint32_t)RCC_CFGR_SWS ) != RCC_CFGR_SWS_PLL);
+    while ((RCC->CFGR & (uint32_t)RCC_CFGR_SWS ) != RCC_CFGR_SWS_PLL)
     {
     }
   }
diff --git a/Target/Demo/ARMCM4_STM32F4_Olimex_STM32P405_GCC/Prog/lib/system_stm32f4xx.c b/Target/Demo/ARMCM4_STM32F4_Olimex_STM32P405_GCC/Prog/lib/system_stm32f4xx.c
index 9b5f4904..6997463e 100644
--- a/Target/Demo/ARMCM4_STM32F4_Olimex_STM32P405_GCC/Prog/lib/system_stm32f4xx.c
+++ b/Target/Demo/ARMCM4_STM32F4_Olimex_STM32P405_GCC/Prog/lib/system_stm32f4xx.c
@@ -413,7 +413,7 @@ static void SetSysClock(void)
     RCC->CFGR |= RCC_CFGR_SW_PLL;
 
     /* Wait till the main PLL is used as system clock source */
-    while ((RCC->CFGR & (uint32_t)RCC_CFGR_SWS ) != RCC_CFGR_SWS_PLL);
+    while ((RCC->CFGR & (uint32_t)RCC_CFGR_SWS ) != RCC_CFGR_SWS_PLL)
     {
     }
   }