diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts
index 4440b689bd95..2676cfd38f39 100644
--- a/arch/arm/boot/dts/am437x-sk-evm.dts
+++ b/arch/arm/boot/dts/am437x-sk-evm.dts
@@ -457,6 +457,9 @@ dcdc3: regulator-dcdc3 {
 			regulator-state-mem {
 				regulator-on-in-suspend;
 			};
+			regulator-state-disk {
+				regulator-off-in-suspend;
+			};
 		};
 
 		dcdc4: regulator-dcdc4 {