Police in Stuart, Fla., report the senior chased down the 29-year-old who snatched the man's brand new laptop and printer.
According to authorities, the victim was waiting outside a Best Buy, when Samuel Dallas Jarvis grabbed the packages and ran.
But he didn't get far.
Police say the suspected crook went just 8 feet before the elderly man managed to catch him.
An off-duty deputy saw the struggle and jumped into help.
Jarvis is now being held on $12,500 bail.
CLICK HERE to follow Action News on Twitter
CLICK HERE to get Action News on your website
CLICK HERE to find Action News on Facebook