diff --git a/Inc/stm32f4xx_ll_adc.h b/Inc/stm32f4xx_ll_adc.h
index 7416d6c..4368c2f 100644
--- a/Inc/stm32f4xx_ll_adc.h
+++ b/Inc/stm32f4xx_ll_adc.h
@@ -1879,6 +1879,9 @@
 #else
 __STATIC_INLINE uint32_t LL_ADC_DMA_GetRegAddr(ADC_TypeDef *ADCx, uint32_t Register)
 {
+  /* Prevent unused argument compilation warning */
+  (void)Register;
+
   /* Retrieve address of register DR */
   return (uint32_t)&(ADCx->DR);
 }