diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index c2cc392a27d4075ffc40dc123a78775d0e034a8f..7fb9e8dd834e8118611eb6de5304e9251324f1f7 100644
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -382,7 +382,7 @@ static struct palmas_sleep_requestor_info tps65917_sleep_req_info[] = {
 	EXTERNAL_REQUESTOR_TPS65917(LDO5, 2, 4),
 };
 
-static unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500};
+static const unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500};
 
 #define SMPS_CTRL_MODE_OFF		0x00
 #define SMPS_CTRL_MODE_ON		0x01