diff --git a/radio/src/targets/common/arm/stm32/f4/system_stm32f4xx.c b/radio/src/targets/common/arm/stm32/f4/system_stm32f4xx.c
index 05445c1a6..7c00ef1dc 100644
--- a/radio/src/targets/common/arm/stm32/f4/system_stm32f4xx.c
+++ b/radio/src/targets/common/arm/stm32/f4/system_stm32f4xx.c
@@ -415,7 +415,7 @@ 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)
     {
     }
   }