See if they have updates. https://itunes.apple.com/us/app/hp-easy-scan/id967004861?mt=12 has a few reviews, mostly very bad experiences.
https://www.hamrick.com/vuescan/vuescan.htm#hp does not list any 1313 model. Back to HP.COM.
Unable to scan documents with HP Color Laser Jet CM1313nfo MFP, "Software for this device is not installed (-9945)". Have reloaded Easy Scan 1.9.1 and result is the same [Also unable to use Easy Scan on MacBook Pro running OS X Yosemite 10.10.5]