diff --git a/drivers/rtc/rtc-pcf2127.c b/drivers/rtc/rtc-pcf2127.c
index 9c04c4e1a49c..b8cb09a82ea9 100644
--- a/drivers/rtc/rtc-pcf2127.c
+++ b/drivers/rtc/rtc-pcf2127.c
@@ -1456,7 +1456,7 @@ static int pcf2127_spi_probe(struct spi_device *spi)
 		variant = &pcf21xx_cfg[type];
 	}
 
-	config.max_register = variant->max_register,
+	config.max_register = variant->max_register;
 
 	regmap = devm_regmap_init_spi(spi, &config);
 	if (IS_ERR(regmap)) {