Level it out!

“Make sure the refrigerator is level, so the door automatically swings shut instead of open. If the floor isn't level, use shims to prop up the front of the refrigerator. “

https://www.powerhousetv.com/EnergyEfficientLiving/EnergySavingTips/101WaysToSaveEnergy?utm_source=WS&utm_campaign=Energy-EfficientLiving/Energy-savingsTips/027471