diff --git a/drivers/spi/spi-fsl-lpspi.c b/drivers/spi/spi-fsl-lpspi.c
index 298329b781d2..8b41b70f6f5c 100644
--- a/drivers/spi/spi-fsl-lpspi.c
+++ b/drivers/spi/spi-fsl-lpspi.c
@@ -123,7 +123,7 @@ struct fsl_lpspi_data {
 	struct completion dma_rx_completion;
 	struct completion dma_tx_completion;
 
-	int chipselect[0];
+	int chipselect[];
 };
 
 static const struct of_device_id fsl_lpspi_dt_ids[] = {