diff --git a/drivers/mfd/wcd9335-regmap.c b/drivers/mfd/wcd9335-regmap.c
index 851156f0e34b..e2a5028cb8d2 100644
--- a/drivers/mfd/wcd9335-regmap.c
+++ b/drivers/mfd/wcd9335-regmap.c
@@ -1517,11 +1517,11 @@ static bool wcd9335_is_volatile_register(struct device *dev, unsigned int reg)
 		return true;
 
 	if ((reg >= WCD9335_CDC_ANC0_IIR_COEFF_1_CTL) &&
-	    (reg <= WCD9335_CDC_ANC0_IIR_COEFF_2_CTL))
+	    (reg <= WCD9335_CDC_ANC0_FB_GAIN_CTL))
 		return true;
 
 	if ((reg >= WCD9335_CDC_ANC1_IIR_COEFF_1_CTL) &&
-	    (reg <= WCD9335_CDC_ANC1_IIR_COEFF_2_CTL))
+	    (reg <= WCD9335_CDC_ANC1_FB_GAIN_CTL))
 		return true;
 	/*
 	 * CPE inbox and outbox registers are volatile