diff --git a/arch/arm/src/stm32f7/stm32_sdmmc.c b/arch/arm/src/stm32f7/stm32_sdmmc.c
index 2249dc87c3b..9225312bd1b 100644
--- a/arch/arm/src/stm32f7/stm32_sdmmc.c
+++ b/arch/arm/src/stm32f7/stm32_sdmmc.c
@@ -1510,7 +1510,7 @@ static int stm32_sdmmc_rdyinterrupt(int irq, void *context, void *arg)
  *
  ****************************************************************************/
 
-static int stm32_sdmmc_interrupt(int irq, void *context, void *arg);
+static int stm32_sdmmc_interrupt(int irq, void *context, void *arg)
 {
   struct stm32_dev_s *priv =(struct stm32_dev_s *)arg;
   uint32_t enabled;