diff --git a/Examples/MAX32670/SPI/main.c b/Examples/MAX32670/SPI/main.c
index cf5e61f99a..c6c8966d39 100644
--- a/Examples/MAX32670/SPI/main.c
+++ b/Examples/MAX32670/SPI/main.c
@@ -162,6 +162,7 @@ int main(void)
 #endif
 
 #if MASTERASYNC
+        MXC_NVIC_SetVector(SPI_IRQ, SPI_IRQHandler);
         NVIC_EnableIRQ(SPI_IRQ);
         MXC_SPI_MasterTransactionAsync(&req);