diff --git a/drivers/gpio/gpio-tc3589x.c b/drivers/gpio/gpio-tc3589x.c
index 91a8ef8e7f3fd18272d9ce5d071eeb640472236d..1436098b161495ca9550963eaed9c59a0d80dbb0 100644
--- a/drivers/gpio/gpio-tc3589x.c
+++ b/drivers/gpio/gpio-tc3589x.c
@@ -209,7 +209,7 @@ static void tc3589x_gpio_irq_sync_unlock(struct irq_data *d)
 				continue;
 
 			tc3589x_gpio->oldregs[i][j] = new;
-			tc3589x_reg_write(tc3589x, regmap[i] + j * 8, new);
+			tc3589x_reg_write(tc3589x, regmap[i] + j, new);
 		}
 	}